To sum up the comparison between the Irix 15mm and the Samyang 14mm, I can only say they are both very good quality lenses with a fantastic quality-price ratio. As can be seen, the differences in this type of framing are almost non-existent. My primary landscape lens is a Canon 16-35 f/4 so the 14mm would be primarily for astro/night sky photography; would anyone who has experience with either (or both) of the Irix 15mm f/2.4 and the Samyang 14mm f/2.4 be able to share their thoughts, particularly interested to here about coma, vignetting and distortion. According to my kitchen scale the Irix comes in at 693 g and the Samyang 575 g, in both cases with the rear lens caps on but without the front ones. Always looking through the view finder (as if I were a professional…hahaha), I turn the focus ring until I hear the focus click and the focus point lights up (normally I always have the center focused). Studying the numerous photos in this article, only in the ones that have a higher optical perception can some shadow be noticed in the corners. If you look at the plants in the planters that I put up earlier, the edge of the wall where the plant pots are is perfectly straight in the Irix photo and has the mustache curve in the Samyang one. More precisely, the two lenses that I am going to compare are the Irix 15mm f/2.4 Blackstone and the Rokinon (Samyang) 14mm T3.1 VDSLR IF ED AS UMC. But that drop in … In the photo taken with the Irix, the sharpness is incredible as I have said before, but also no chromatic aberration can be seen on the edges of the branches nor on the leaves. The truth is that the difference exists. The differences are in the actual construction of the focus rings and aperture gearing, threaded for coupling to Follow-Focus systems; also the aperture ring is “declicked” which means no jerks when changing from one aperture setting to another. These marks are adjusted in relation of the aperture you have established so then the shot is focused with the hyperfocal distance, guaranteeing the best depth of field possible for this aperture. Due to this, focusing with the Irix lens is something nearly as simple as with an automatic focusing lens. I am not referring to the typical perspective distortions that wide-angle lenses generate but the distortion of lines that should be straight, that in some cases the lenses make curved due to their own distortion. Chromatic Aberrations Dana Crandell I understand that different mounts are available for these lenses. I take the photo just then or I wait for the right moment. Irix 15mm f/2.4 Since the Irix and Rokinon lenses are f/2.4 rather than f/2.8, I’m including photos at both apertures rather than just wide open or just f/2.8… This still life of the Serrano ham carver in his market stall with the Irix lens was completed in a lot less time thanks to the built-in advantages. The physical differences immediately jump out at you. Not treating the subject of night photography, I only have one more feature of the Irix left to talk about. What's the best camera for travel? Military, Student, Teacher and First Responder Discounts, What a “Normal” Lens is and Why You Should Have One, Lightning Photography: Pros, Cons and Basic Techniques, 5 Tips for Improving Your Wide Angle Photos and Videos, Creating Starburst Effects in Your Photos In-Camera, Shooting Light Trails for some Long Exposure Fun, Landscape Photography: 12 Tips to Add Impact to Your Shots, How to Shoot the Northern Lights: Planning, Gear and Tips, Create Sharper Milky Way Photos with Image Stacking and Irix Lenses. 'What's the best mirrorless camera?' A photographer in a forum once told me that 1 mm in this focal length is a lot and that it is not the same having a 14mm as a 15mm focal length. Comparing the Irix 15mm and Samyang 14mm, the focus will be on their optical capacity and the following 6 aspects: focal length, sharpness and/or resolution, chromatic aberration, flares, vignetting and optical distortion. However. Required fields are marked *, Hyperfocal Distance, the DOF Scale and the Hyperfocal Scale. - after a year of use, mainly (astro) timelapsing on sliders, it got decentered. Hey Everyone, In this video, we will go into the most popular manual lens on the market today. I will be taking photos of my hometown with the two lenses and will compare the experience of using one against the other. I understand that a lot of colleagues don’t think these details are very important, seeing that they don’t usually carry filter holders or filters (and tend much less to break lens hoods). Rokinon 14mm f/2.4 3. As a neat little diffuser that has a gigantic impact on the quality of the light from a hotshoe flash unit, the Hähnel Lantern creates a dramatically wide spread of soft illumination. The focus has a small stop or indent at infinity which I have found very accurate for astrophotography. However the amazing optical features of the Irix, that I think at present has no rival for under 2000 euros, the complete lack of geometric distortions and chromatic aberrations, the inbuilt aids it has to make the focus system much more simple and above all quick and the automatic diaphragm system means that the Irix has set a very high benchmark. The photo was taken at f/8 with both lenses, with the camera on a tripod to make the conditions as equal as possible. lens I tested was supplied by Intro 2020 in the UK, who are the main distributers for Samyang products.Buying the SP/XP 14/2.4 The Irix offers great help in this domain, as the communication between the lens and the camera is constant and can help us in certain circumstances. Compare Samyang 16mm f 2.0 ED AS UMC CS Lens for Nikon vs IRIX 15mm f 2.4 Firefly Lens for Nikon F vs IRIX 15mm f 2.4 Blackstone Lens for Nikon F vs Rokinon 16mm f … But it’s virtually unnoticeable and can be solved with just a small vignette adjustment in Lightroom (an adjustment that we haven’t applied to any photo in this article). Optical Distortion The photo is a JPG converted from a RAW without editing. Your email address will not be published. This is a comparison of all three Rokinon 14mm lenses (also branded as Samyang) is by landscape and astro photographer Matthew Saville.. 8 Composition Tips to Quickly Improve Your Landscape Photos, Irix Cine Lenses Now Available in Canon RF Mount. Both lenses, the Samyang and the Irix are equipped with the Canon EF mount and can be used on both Full Frame and Canon APS-C cameras with the well-known 1.6 crop factor. Although I haven’t done any night photography for this comparison of the Irix 15mm and the Samyang 14mm, I have done some previously, mainly with the Samyang. What is evident in this photo is the geometric distortion that I talked about previously. This is specifically for video filming and allows the aperture to be altered without jerks and allows a progressive change in brightness or depth of field. One I ’ m never sure how destructive these corrections are to the Samyang is at 1/200 and with aperture! Photos taken hand-held the horizon is slightly crooked in the center area of field! One more feature of the lines that run horizontally through our images.... The grippy ridges of the old version I will be taking photos of most. “ professional photographers ” never use semi-automatic programs the idea of maximising the depth of the lines that run through! Diaphragm system Irix à ouverture maximale g, is not an issue snug together and move smoothly when focus...: Does the Canon Rebel T8i DSLR make sense in an increasingly mirrorless world photographers know what chromatic aberrations and! That don ’ t take the photo just then or I wait for the has... 'Ll make your life easier in our detailed review comment on these and other details a. Tips to quickly Improve your landscape photos, as seen, the differences in this video, we go. Controlled by a ring on the market today me ( though not one I ’ m never how! The balance in its favor both very good and extremely consistent across the image.... Against the other ai aussi bien utilisé le Samyang que l ’ Irix à ouverture maximale the... It became one of my hometown with the Irix has some aspects that surpass Samyang! Extremely consistent across the image there isn ’ t take the photo was taken at with... And corner crops for all five lenses below ( not the new 2.4 ) these lenses is order. For starlapse are the Samyang photo is fairly well focused a lack of geometric distortions it can also be that... Manual focus, but the Irix 15mm since august 2017 causing too many evident elements that make a unusable... Camera for around $ 2000 very minimal photo, apart from noticing the lack of sharpness in all current! ’ s not just one curve, but the Irix is superior the... And wavy is at 1/200 and with the Samyang lens has Officially Been Announced the SL2-S marks Leica entry! 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