And with the exception of the very expensive Noct 58mm – which is in any case unsuitable for astrophotography due to its longer focal length (see below) – Nikon Z-mount lenses do not currently offer this capability. We’ll look at this problem in the next section. But before making your own choice from among those on our list, be sure to read our buyer’s guide below explaining what to look for in an astrophotography lens. The sharper and better defined those pinpricks are, the prettier they tend to look. Panasonic Lumix Leica 200mm f/2.8 DG Elmarit Power O.I.S. Save my name, email, and website in this browser for the next time I comment. You can certainly use this lens for astrophotography, and when you do manage to set focus correctly the results will likely be optically very impressive. Trading-In or selling your old camera equipment is the perfect way to get cash to pay for your next purchase. Click for Lens Reviews. Does anyone have it or have used it ? Sigma 50mm F1.4 DG HSM for Sony E-Mount. This rule becomes 24mm or wider when using an APS-C sensor camera. Based on the specs of the original Samyang/Rokinon 14mm f/2.8 ED AS IF UMC and the new Z mount version Samyang/Rokinon MF 14mm F2.8 Z I'm concerned that the new Z version is basically just the same as the old version internally with an extension at the mount end (the equiv of the FTZ built in) Comparing the specs and details between the two: We would love to hear your tips and opinions in the comments section below. Required fields are marked *. I have the two Nikon kit lenses. The only noticeable defect is some barrel distortion, but this is easily fixed at the editing stage. Although in itself the type of lens mount you use for astrophotography will make no practical difference to your photos, the fact is that the majority of the most useful lenses for astrophotography are simply not available in native form for the Nikon Z-mount system. Hi, thanks for this article, I have a Nikon Z50, it seems even harder to choose a lens for this camera than the full frame Nikon Z mounts. Upgrading to the latest equipment is easy with Ted’s Secondhand. It all depends on your tolerance levels, but the 14mm f2.8 is unfortunately infamous for quality control issues, with one or several corners being less sharp, wavy lines (mustache distortion)… You may get a good example or a lemon, which is why I did not included it in this list. In short, the ideal astrophotography lens is a truly manual focus lens. Boasting a sturdy metal barrel, and containing 18 glass elements, the Rokinon 14mm f/2.4 is a fairly weighty, but nonetheless compact, ultra-wide prime. Taken individually on their own, none of the above complaints are likely to be total deal-breakers. To recap then, one of the most important attributes of a good astrophotography lens is a fast maximum aperture. An ultra-wide prime well-suited for landscape, architecture, and astrophotography applications, the Nikon Z-mount Rokinon 14mm f/2.8 pairs a sophisticated optical layout with a robust and intuitive design. And the fact that it comes with genuine manual focus ( rather than feigned variety offered by most of Nikon’s S series glass) will seal the deal for most astrophotographers. Unfortunately though, the Nikon Z lenses have another problem that makes them even less appropriate for astrophotography. Yet rapid advances in imaging technology mean that capturing the night sky in stunning detail has never been as achievable as it is today. Indeed it’s undoubtedly one of the sharpest lenses in its category. First the good news: Nikon’s newly released 20mm f/1.8 S prime for the Z-mount system is an amazingly good lens optically. Samyang also announced one new F-mount lenses (check pricing and availability at Adorama, B&H and Amazon): Update – pre-orders are now open at Adorama: Rokinon 14mm f/2.8 UMC for Nikon Z-mount Samyang 14mm f/2.8 UMC lens for Nikon Z-mount Rokinon … Unfortunately, astrophotographers don’t fall within that 95%. Hope you find them helpful, don’t hesitate to leave a comment! Note that this lens is superior to the Samyang 14mm f/2.8, and even the 14mm f/2.4 (below); both of which are less sharp and reportedly suffer from fairly frequent quality control issues. Not a good solution. But perhaps on a Z50 or a D7500 I should get better results…. The Nikon 14-24mm Z lens is $2,400 and very expensive to just use at night. If you’ve followed the 500 Rule (see above) to determine the best shutter speed for your camera/lens/subject, and yet still notice what look like star trails in your photos of the night sky, this may in fact be coma. It’s most noticeable when photographing small points of light – such as stars – and will be visible as a kind of flare or trail behind the point of light. Nonetheless, this is an extra expense that you will need to budget for when putting together your Nikon Z series astrophotography kit. Voigtlander 3.5/20 – Very small and by f/8 it seems to be a good performer with modern coatings. Indeed, it’s a lot sharper than Nikon’s F mount version of this lens, particularly in the corners (although as Z-mount lenses generally tend to perform better than their F-mount counterparts when used wide open, this is not entirely surprising). True, if you ever point the lens directly at a brick wall you’ll be sure to notice some quite heavy barrel distortion. Your email address will not be published. Well, what’s the use of ibis when taking astrophotography stills. So if you’ve been discouraged by bad experiences with, or reviews of, either of those two lenses, don’t let them put you off the 24mm F/1.4. But there are less frustrating (and indeed cheaper) ways of achieving the same ends. 5th December 2018. Read on to find out why most Nikon Z lenses won’t cut it for astrophotography, and learn which third-party lenses make the grade instead. You cant put a normal 77mm filter on it for daytime polarizer use, so its not practical for daytime like for waterfalls. The optical design incorporates a pair of aspherical elements and three high refractive index (HR) elements, which control spherical aberrations and distortion. mechanical) control of the lens elements. Tamron 70-210mm F/4 Di VC USD. It depends what you shoot, but mostly full frame is a step up. 14mm F2.8 ED AS IF UMC is a ultra wide-angle manual focus lens designed for both Full-Frame and APS-C cameras. Beyond great optics though, one of the primary selling points of this lens for astrophotography is that while the Sigma 40mm comes with highly capable autofocus capabilities, it also features genuine, mechanical, manual focus. An ultra-wide prime well-suited for landscape, architecture, and astrophotography applications, the Nikon Z-mount Samyang MF 14mm f/2.8 pairs a sophisticated optical layout with a robust and intuitive design. Some prime lenses perform relatively poorly on sharpness, whereas some zooms excel. What I love about Mirrorless is that WYSIWYG which allows for more creativity. Samyang Optics / Rokinon. It is very critical on focus or coma will grow quickly . Its luminous performance meets perfection. The sigma Art is a truly great lens glad you liked the article! Meaning that a tracker is only really appropriate when photographing just the sky and nothing else. Samyang Adds Wide 14mm to VDSLR MK2 Series, Expanding Cine Lens Lineup. So the question is: should I upgrade to full frame or not. While it’s true that S lenses come with a manual focus ring, this is actually what is known as “focus-by-wire;” a system that doesn’t provide genuine manual (i.e. Clearly then, lens sharpness is extremely important to the astrophotographer. Unfortunately, my D7000 does not allow me to take asto photos at high ISO. The Best Z Mount Standard Zooms Nikon Nikkor Z 24-70mm f/2.8 S Review If you're looking for a new lens to use on your Sony Alpha / A Mount camera, then you've come to the right place.Here, you'll find 50 lenses, by various manufacturers that cover a … A H-ASP lens minimizes various aberrations and maximizes the image quality and contrast from center to corner even when using a wide open aperture. FS: TTArtisan 50mm 1.4 Leica M Mount infidelity: 3 : 476 : 3 hours → FS: Cambo Actus G View Camera Body Fujifilm GFX Mount NEW ZeissOG: 3 : 323 : 3 hours → FT: Zeiss Batis 18mm and 25mm/40mm for Sony 16-35mm f/2.8 GM Lens Mykal: 3 : 377 : 3 hours → FS: Superb Nikon 105/2.5 P pre-Ai Sonnar Design frankpetronio: 2 : 236 : 3 hours → I absolutely love that lens. While it is possible to use longer focal length lenses than this to photograph the night sky, doing so will require the use of a “tracker”; an electronic rig that moves the camera to compensate for the movement of the Earth. On top of which it lacks image stabilization (but you’re not going to be shooting the night sky handheld anyway, right?). The G2 improves upon this already excellent performance, spreading the sharpness right up into the corners. However as this is a non cpu lens and the Aperture is controlled by a physical aperture ring I was curious about it. The earth’s rotation isn’t detectable to the naked eye, but if the exposure time is too long, it will clearly show up in a photograph of the night sky as blurred stars. The Samyang(Rokinon) 14mm f2.8 MF Z mount seems to be getting very good reviews. Le foto di esempio vengono selezionate automaticamente tra tutte le foto pubblicate dai membri di JuzaPhoto, in base a obiettivo e fotocamera inseriti nei dati tecnici. Z Mount Ultra Multi Coating Weather Sealing H-ASP F1.4 Beautiful Bokeh 8 Aperture Blades. Milky way is not in season anymore so I cant try it for those. This means that some of the rules that apply when selecting a lens for other types of photography have little relevance here. The MF 85mm F1.4 Z with a total of 9 elements in 7 groups. Do you have experience of shooting astrophotography with Nikon’s S-series lenses? In theory, Nikon Z lenses are ideal for astrophotography, in that they are not only extremely sharp, but also tend to be very much free of comatic aberration. Astrophotography has been around for almost as long as photography itself. In effect, astrophotography involves photographing tiny pinpricks of light. And although fast maximum aperture wide-angle lenses tend to suffer from chronic vignetting, there’s very little of that detectable here. As case in point, Tamron’s 15-30mm zoom (above) is undoubtedly one of the best Nikon Z lenses for astrophotography out there right now – of any kind. Cheers from Peru. Almost no coma effect or chromatic aberration, Maximum aperture slower than on comparable prime lenses, More costly than many other Samyang/Rokinon lenses. very impressive even in the company of the 14mm art and 24mm 1.4 Samyang . Some optical faults are almost inevitable and, while perhaps noticeable, will make little practical difference to the performance of a lens (a degree of flare, for example, is to be expected when shooting into the light). Then there is the Rokinon 14mm f/2.4 which seems great for Astro photography which is my primary interest here of course. Using a faster ISO will of course permit shorter shutter speeds, but this also comes with increased digital noise. Unfortunately though, this is rarely an option that is open to the serious astrophotographer. What’s more, unlike many of the wider focal length models we look at here, barrel distortion is virtually undetectable. Above from left to right: Sony FE 12-24mm f4.0 G, Sigma 14-24mm f2.8 DG DN Art, Nikon Z 14-24mm f2.8 S. Alternatives. If you still want to get it, make sure you can try several examples or you are able to send it back if needed . Thankfully though, the focus ring provides smooth and precise action and the lens also features a physical aperture ring, making it a pleasure to use. the lens is just made that way, so there’s nothing you can do about it other than buying a different model lens.. Alternatively, a particular lens may display coma due to a manufacturing error. We offer competitive prices and same-day London … Unfortunately, as autofocus doesn’t easily permit precise focusing on tiny objects positioned at infinity (i.e. I may consider the Laowa 15mm lens for Nikon Z, but not sure about the focusing on that. Top 10 Best Nikon Z Lenses for Street Photography, Top 8 Best Nikon Z Lenses for Portrait Photography, Top 8 Best Landscape Lenses for Nikon Z Mount. Hi! The Samyang 14mm f/2.8 is a manual-focus-only lens. But for astrophotography, manual operation is generally more advisable. Trusted Online / Shop Retailer of Drones, Digital Cameras, Digital Camera Lenses, Digital Camera Flash, Digital Camera Batteries, Camera Lens Filters, Camera Bags, Camera Tripods, Memory Cards, Studio Lighting Kits Accessories at cheap prices. The Sigma ART 14mm f/1.8 is a super sharp ultra-wide-angle prime lens that, while not entirely coma-free, nonetheless performs excellently on this front. But stacked up and viewed in comparison with options such as the Samyang/Rokinon 14mm f/2.4 (above), they might be enough to swing the pendulum away from the Sigma 14mm. In this article, I rank the best lens options for shooting astrophotography on Nikon Z6, Z7, and Z50 cameras. In the hands of a creative photographer, it can create eye-catching images. To be clear, autofocus performance is excellent. But until relatively recently, getting good results in astrophotography required access to some very serious photographic kit. A great improvement over the widely-detested focus-by-wire system used in many modern lenses – including most of Nikon’s Z-mount offerings. ... Samyang AF 14mm f/2.8 EF. So an opportunity to move away from the predictable point of view provided by an ultra-wide-angle lens will likely appeal to more creative and adventurous night sky photographers. Nikon Z-mount lens reviews 24-50mm f/4-6.3 and 50-250mm f/4-6.3 DX most recently added Third-party Z-mount lens reviews Opteka 400-820mm f/8-16 most … And there’s absolutely no reason not to go with a zoom if you identify one that performs well in this area and fits your needs on all other fronts too. Will it be a good choice for it? This is the holy grail of astrophotography lenses. Lens for Micro Four Thirds MFT, Black {77} with Tripod Mount , DMW-TC14 1.4X Teleconverter H-ES200 $2,217.20 376845 View Product. It’s fairly common, but isn’t a problem when using a lens in the way that 95% of photographers will use it. The only drawback to this solution is that any landscape features that you might want to include in the foreground of your shot will be blurred by the movement of the camera. It also tends to be more evident when shooting at wider apertures, and may clear up once the lens is stopped down by a stop or two. The big pain is that the FTZ adaptor can not be attached to the camera after it is on a tripod. To make our lives easier I’ve compiled a Fujifilm lens list of all the available lenses for the Fuji X-mount system on a single page along with the best UV filters to use with them. Indeed, the 40mm f/1.4 is undoubtedly one of Sigma’s sharpest prime lenses. Il prezzo attuale del Samyang 14mm f/2.8 IF ED UMC Aspherical per Sony E è 298 € Sony A-mount: l'obiettivo è compatibile con le reflex fullframe e APS-C Sony A-mount. Just remember, though, that the Samyang/Rokinon 14mm lacks autofocus, so if you also plan on shooting anything else beyond astrophotography this could easily push the balance back in Sigma’s direction once again. So I might return that too. All images published at lensguide.io are either ours, authorized by the photographer, or published under creative commons commercial use license. Global optics brand Samyang Optics announces the addition of a wide 14mm focal length to its recently introduced VDSLR MK2 cine-lens series. Of course, at 40mm the Sigma is rather long for an astrophotography lens. Still, the optics are also on a par with Nikon’s offerings. Equipment quotes are free and your gear can be assessed in store, while you wait. EvPa's gear list: EvPa's gear list Nikon Z7 Nikkor AF-S 300mm f/4E PF ED VR Tamron SP 90mm F2.8 Di VC USD Macro Nikon Z 24-70mm F4 Nikon Z 50mm F1.8 Unfortunately, though, the Nikkor S line suffers from one major defect that will likely deter most astrophotographers. Lensguide.io is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. 1. Hire Canon, Nikon, Sony, Fujifilm, Profoto and Bowens products in London and nationwide. What’s more, it’s also one of Sigma’s most expensive lenses. Il prezzo attuale del Samyang 14mm f/2.8 IF ED UMC Aspherical per Sony A-mount è 298 € Micro 4/3: l'obiettivo è compatibile con le mirrorless micro-4/3. The best tactic for astrophotography, then, is to use a fast lens, so as to keep exposure times to a minimum and ISOs low. Delivering Sharpness. A "wide angle" focal length for the Nikon Z mount. It just involves a lot of extra hassle. I’em reluctant, because of my Sigma 18-35. Optical construction of Samyang 10mm F2.8 ED AS NCS CS features 14 lenses in 10 groups – among lenses, there are 2 glass aspherical lenses(AS) and 1 low-dispersion glass(ED). Consequently this omission will only be of real concern to you if you also plan on using it to shoot other genres of photography. Lenses contain numerous pieces of precision glass that must be perfectly aligned in such a way as to capture and focus light with as few reflections, optical errors, and areas of uneven illumination as possible. But for now the problems caused by Nikon’s use of the focus-by-wire system far outweigh any advantages that Z-mount lenses may otherwise offer the astrophotographer. 24th January 2018. And hopefully Nikon will eventually resolve this problem by adding a few more true manual focus lenses to the range. Of course, 24mm is a longer focal length, so those seeking a wider field of view will either need to sacrifice image quality or spend a little extra money on one of the wider options we look at below. What’s more, as with all the Nikon Z lenses, the 20mm f/1.8 S is almost entirely free from comatic aberration, thus upping its astrophotography credentials. Nel caso di evidenti incongruenze (es. Because if you do, you’ll only have to start all over again, as in the meantime the camera will have reset focus for you. Equipment quotes are free and your gear can be assessed in store, while you wait. Sensor based image stabilization is one of the most useful features that you can have in an ILC. New Lenses for Z mount. foto scattate con obiettivi o fotocamere non ancora in commercio), potete contribuire a migliorare la scheda segnalando all'utente la svista (cliccate sulla foto e quindi sul nome utente, si aprirà la pagina personale dell'utente da cui potete inviargli un messaggi privato). I find focusing the 14mm art best using a star in very corner of frame Until coma Shrinks away . It is hard to do as accurate focus in centre of frame To minimise the coma . If you’ve ever used a telephoto lens handheld, you’ll have discovered that a longer focal length lens is harder to hold steady than a wide-angle lens; increasing the risk of camera shake. What’s more, this lens exhibits only minimal chromatic aberration, and even more importantly there’s little or no coma, especially when used at f/2 and beyond. In my tests, all wide-angle lenses with an adapter perform worse, even Nikon 14-24mm. Coma is one such error. 10th December 2018. In short, the best Nikon Z lenses for astrophotography are mostly not Nikon Z lenses at all. Simple. On the downside, the Sigma 14mm is exceptionally big and heavy within its class. I got a Sigma 18-35 1.8 mounted on a Nikon d7000 (APS-C). Samyang 14mm f/2.8 ED AS IF UMC. Anyone familiar with the first iteration of the Tamron 15-30mm f/2.8 will know that it was a very sharp lens at the center of the image. Samyang 14mm f/2.8 IF ED UMC Aspherical per, Samyang 14mm f/2.8 IF ED UMC Aspherical , cerca su Ebay.it, Sono presenti altre 130 recensioni. You have to use the FTZ adaptor. It realized the minimum focal length of 0.24m. Z6 Mark II also has a Sensor based 5-axis Image Stabilization system which means that all of these lenses will be stabilized when used on Z6 Mark II. In this section we break down the main technical points you will want to consider when choosing a Nikon Z lens for astrophotography. Rarer still are those lenses that are sharp from edge to edge even when used at their widest aperture. Other optical defects will be totally undetectable under most common shooting circumstances (e.g. Possa la Bellezza Essere Ovunque Attorno a Me, JuzaPhoto utilizza cookies tecnici e cookies di terze parti per ottimizzare la navigazione e per rendere possibile il funzionamento della maggior parte delle pagine; ad esempio, è necessario l'utilizzo dei cookie per registarsi e fare il login (. Have you been satisfied with the results? Although there is no image stabilization, as an astrophotographer you will in any case be using this lens on a tripod nearly all the time. Cheers Rob. If you intend to shoot very wide landscapes at night like a Milky Way or aurora, the more narrow field of view means you won’t be able to expose your images for as much time as with a full frame on equivalent lenses (that is the key point, equivalent lenses) This can always be fixed with a shorter focal length lens though. The Samyang / Rokinon 14mm f2.4 is a much better lens. As they say, the proof of the pudding is in the eating. Most lenses tend to be fairly sharp at the center of the image, at least when used at medium apertures; indeed, if a lens can’t manage this basic feat, it’s unlikely that anyone will buy it. I have not experienced the problem you seem to have with the Z mount lenses manual focusing. Note that this lens is superior to the Samyang 14mm f/2.8, and even the 14mm f/2.4 (below); both of which are less sharp and reportedly suffer from fairly frequent quality control issues. Effectively this is just autofocus controlled by a different means. The good news is that Nikon’s FTZ adapter works very well and doesn’t result in any compromise in the performance of these lenses. Read on to learn what these factors are and how they affect the apertures you can get away with using when photographing the night sky. Tiny But Super Wide. Z Mount lens for Beautiful Bokeh. The Z 50 ships with the Nikkor Z DX 16-50mm f/3.5-6.3 VR, but we've not yet had a chance to review it. However, the Sigma lens works well at night, but is so heavy and big that it is not practical to carry it around. This appears to be a version of the other Samyang 14mm f/2.8's, but manual focus, and for some reason, heavier. I always put it off and use a tripod, Indeed, IBIS is better set to OFF for astrophotography . And sadly the difficulty of making minor, precise adjustments to focus remains exactly the same as with regular autofocus. As a result, for landscape photographers fast maximum aperture is rarely a selling point. As a general rule then, prime lenses are probably the first place you should begin your hunt for an astrophotography lens. Nikon Z-mount lenses generally feature great autofocus. These Fujifilm lenses are compatible with all Fujifilm X-Mount cameras. A few questions I have. Neptune Convertible Art Lens System. Hi , May I suggest you Have a look at the new tamron 35mm 1.4 sp . The autofocus lens is constructed of 10 elements in 7 groups, including five ‘short wave length and high transparency’ elements and one low-dispersion element. Zooms are complicated pieces of optical engineering, and so it’s hardly surprising that manufacturers can’t always maintain the same degree of precision over the entire zoom range. Rent cameras, lenses, lighting, accessories and video equipment from Wex Rental, previously known as Calumet Rental. But as mentioned above, for astrophotography it’s almost everything. 14mm F2.8 ED AS IF UMC features exceptional optical performance, and excellent price advantage. I’ve been shooting mine on the Z6 with great results when the milkyway core is low . Performance in this department only improves as the diaphragm is stopped down to f/2.8, where overall sharpness and contrast are truly amazing from edge to edge. I’m drawn to the Tamron-15-30mm f 2.8 G2 because it seems more versatile and has image stabilisation, but as it’s slower than some other choices here not too sure how that will go with my Z50. 30th January 2018. With a very fast maximum aperture of f/1.4, though, the ART 40mm goes some way towards overcoming these issues. Instead, turning the focus ring sends an electronic signal to the lens motor, which moves the elements for you. AF 14mm F2.8 for RF Mount @Taeyoung Eom. Samyang also has another AF 14mm f/2.8 for F-Mount (~$600). However, reflecting its pro-level specs, the 14mm f/2.4 costs considerably more than many other Rokinon primes. ... a Samyang 24mm lens for my Alpha 7: partly because it's so much smaller than an old Minolta 24mm on an Alpha to E-mount … Trickier to find are lenses that are not only sharp in the center of the frame, but also at the edges. So if you’ve been discouraged by bad experiences with, or reviews of, either of … Lenses in Sigma’s ART series have consistently offered great optics at pretty good prices. I blog and publish articles about camera lenses here at lensguide.io. Trading-In or selling your old camera equipment is the perfect way to get cash to pay for your next purchase. I know it is a full frame lens but what things are to be considered ? But it will not capture the whole milky way like a 16mm or 16mm would. electronically simulated manual focus. Designing camera lenses is a challenging job. And what better way to do so than with Nikon’s top-end range of Mirrorless cameras; the Nikon Z series. Namely, once you do find the right focus point, you better pray that your camera battery doesn’t run out, or that you don’t need to turn your camera off for any other reason. I’m a travel photographer from Paris, France. In any case, it can easily be corrected in post-production. Only here you’ll be using a tripod, so it’s not shaky hands you need to worry about, but instead star trails caused by the movement of the earth. very interesting article. Il prezzo attuale del Samyang 12mm f/2.0 NCS CS per Fuji X è 308 € Micro 4/3: l'obiettivo è compatibile con le mirrorless micro-4/3. Nikon Z6 II has a Nikon Z lens mount and currently there are 18 native lenses available for this mount. Indeed, nearly all the Z-mount lenses perform badly in this department. Not at all good for making minuscule adjustments. This invariably requires the use of an adapter; do not expect a Nikon F-mount lens, such as the ones from Samyang, Tamron, and Sigma that we’ve recommended  here, to work on your Z6 or Z7 right out of the box. Loved it. In which case you should send the lens back to the manufacturer and demand a new, coma-free, one. But let’s just say that this is not a major concern for those who only photograph the sky. The lens is well built and fully weather sealed. Higher low light sensitivity and better noise management on full frame sensors will get you get cleaner, brighter images. Hi Rudy, Very nice article. Mostra tutte ». If you're a pixel-counter, skip this lens and get a real Nikon or Canon 14mm, but if you're a student on a budget, heck, I would have bought one of these back when I was a student, if they had made these back then. If you want to cover the range of focal lengths from 14mm to 24mm there are really only two alternatives to the Sigma 14-24mm f2.8 DG DN Art for E-mount and none for L-mount: The bad news, however – at least as far as astrophotographers are concerned – is that manual focus is not the 20mm S’s strong point. For wide angle, landscape astrophotography, a full frame camera is going to get better results in general. And with one or two exceptions, all the Nikon S lenses employ the focus-by-wire system; i.e. Central sharpness is very impressive even wide open, and while there’s a degree of softness towards the corners, performance is nonetheless very good even here. I have taken astrophotos with my 35mm S, 24-70mm S and 85mm S lenses on my Nikon Z6 and have been able to achieve very good and precise focus in manual mode while zooming to 100% in the electronic viewfinder. Thank you. The Nikon Z20mm F1.8 is a nice lens and seems OK to focus at night. View Product. Home About Us Returns View Feedback Contact Us Samyang MF 14mm F2.8 Ultra Wide Angle Lens: Nikon Z Mount Product Description One of Samyang's first Z Mount lenses compatible with the Nikon Z Series of cameras. Additionally there’s almost no chromatic aberration, and in terms of coma the performance is nothing less than spectacular; thus sealing the Rokinon 14mm f/2.4’s credentials as an outstanding lens for astrophotography.