All content, design, and layout are Copyright 19982022 Digital Photography Review All Rights Reserved. If that point is far away, it'll move past infinity focus in the process.-js, "Be seeing you. Thread marked solved, thanks guys! Being farsighted doesn't mean we can see distant objects very clearly, it just means that we can. Shorter object distances require a lens to focus at a distance greater than the lens Zeiss made only 10 of these lenses, six of which went to NASA. Auto Focus lenses use fairly strong motors to move focusing elements quickly. Who Killed Infinity Focus? | B&H eXplora And with mechanical linkages, manually focusing the lens was smooth and direct, too. First of all, infinity focus isn't quite infinite. The lens stops exactly at infinity and when checked on the camera, things at infinity are in perfect focus. Book where a girl living with an older relative discovers she's a robot, LO Writer: Easiest way to put line of words into table as rows (list). On the kit 18-55 lens that came with my Nikon D5100 I have noticed that when trying to focus on infinity for shots in dark conditions (star-trails, etc) the lens tends to move past infinity out of focus and need to be brought back a little to get a clear infinity focus point. Guide to Infinity Focus: How to Focus a Camera Lens to Infinity I've messed up some night shots using manual focus and accidentally putting the focus past infinity. Why do Sony E lenses focus beyond infinity? : AskPhotography Why do some lenses focus beyond infinity? - Digital Photography Review Is MATLAB command "fourier" only applicable for continous-time signals or is it also applicable for discrete-time signals? rev2022.11.3.43005. Why do some lenses focus past infinity? - Photography Stack Exchange How can I improve focus using both manual and auto on a candle flame? Then, turn it all the way to the left, until you can see the indicator for infinity focus (usually an infinity symbol, or a sideways eight). Its also the only way to get a decent photo of Buzz Lightyear. How To Set Lens Focus To Infinity? - Manual Mode Photography Springroll-osu. Can over-turning the focus ring break the lens? . What you want is called a hard infinity stop. By leaving a little extra room past infinity, the lens designers allow the motors to power the focus assembly all the way to infinity without bumping against a hard stop that could reduce the life expectancy of the motor and other focus components. #6. To see the reasoning provided by the manufacturer of your favorite camera system, see Vorenkamp's article. Is God worried about Adam eating once or in an on-going pattern from the Tree of Life at Genesis 3:22? How do you focus a M12 lens? | Lens Angle Fourier transform of a functional derivative. An example of data being processed may be a unique identifier stored in a cookie. Big name in lenses - dvcsv.arlyandthelion.de Why do some lenses focus beyond infinity? Answer (1 of 8): The original question was: "Can a lens focus past infinity?" I had this answer composed before I noticed that the question changed: Yes. Manual-Focus for 35mm Film Classics. Can I spend multiple charges of my Blood Fury Tattoo at once? We both enjoy doing night photography and in the past with other lenses, when working in near darkness you could rely on simply turning the lens to infinity and there it would stop turning. Modern auto-focus lenses all focus past infinity, so there is no hard stop on the focus ring, and once you go past infinity focus, your photos will not be sharp. Why do lenses focus past infinity? -- Canon Lenses in photography-on Why do some photography lenses focus past infinity? - Quora As temperature and other environmental conditions change, the various materials that make up a complex lens expand and contract at slightly different rates. That is pretty common these days. Re: Why do some lenses focus beyond infinity? This is because temperature change chases the focusing point to shift, making the lens focus on a point past the mark. (this ad will go away when you log in as a registered member). Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Connect and share knowledge within a single location that is structured and easy to search. Setting the lens, particularly a modern one with autofocus, to its hard stop will let the lens focus "past" infinity and you'll get a blurred image. If you want infinity focus you put the line or mark (as appropriate) on the L mark. Why does my lens focus past infinity? | DSLRBodies | Thom Hogan The otus lens I have goes past infinity before the hard stop by design. Everything is relative. Why do some lenses focus beyond infinity? - Digital Photography Review zeiss large format lenses Whats the best camera for around $2000? Earliest sci-fi film or program where an actor plays themself. flickr photostream DP2 Merrill | 6D | TS-E24LII | EF24-105L | Fuji X-M1 | XC 16-50, Obviously you're not a fan of Buzz Lightyear, who taught us all that indeed there is something beyond infinity. Although, a lot of the higher end lenses have an infinity marker on the lens. Is a planet-sized magnet a good interstellar weapon? Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. I checked the two FD mount manual focus lenses I have and it's the same. Although focus shift will be more noticeable at the minimum focus distance and other shorter distances, the lens may still need a little wiggle room at infinity focus to allow for adjustment depending on the selected aperture. Focus to infinity - The key to nighttime star photography It is not just cheaper lenses. Turn the smaller focus ring all the way to the right. Does any of you have lenses that focus past infinity? Although when shooting at infinity, use the focus indication to ensure the lens is in focus before firing the . How to generate a horizontal histogram with words? How many characters/pages could WordStar hold on a typical CP/M machine? This is because autofocus lenses need to focus "past infinity" in order to find the sweet spot for the focus. A common theme across many manufacturers is that they want their lenses to be able to correctly focus in different environmental conditions. It used to be that a lens had a distinct infinity marking, or simply didn't allow you to roam beyond that point. As temperature and other environmental conditions change, the various materials that make up a complex lens expand and contract at slightly different rates. For closer shots, the Canon EF 85mm 1.8, Nikon Nikkor 8 85 f/1.8 S, and the Sony FE 85 1.8 are all superb lenses for starting out in boudoir photography. Awesome! Lenses Focusing Past Infinity - Classic Manual Cameras - Photo.net If you're looking for the perfect drone for yourself, or to gift someone special, we've gone through all of the options and selected our favorites. But then came autofocus, says Vorenkamp, and lens construction changed. Why do some lenses focus past infinity? | SolveForum @Tim The accuracy of the infinity mark on a lens varies pretty much on a lens by lens basis. photo.stackexchange.com/questions/23972/, Mobile app infrastructure being decommissioned. In 1966, Zeiss designed a 50mm F0.7 lens for NASA for its Apollo missions. Vorkenkamp set out to investigate why lens design and construction changed, why lenses' focus rings didn't stop at infinity any more, and why focus rings felt different. Why are only 2 out of the 3 boosters on Falcon Heavy reused? These manual-focus lenses have a superb, classic, tactile feel. You couldn't do hyper-focus without it. *EDIT* Just mounted the lens and can achieve sharp focus on a tree down the street, as viewed at 10x. We and our partners use cookies to Store and/or access information on a device. High resolution, weather-sealed bodies and wide dynamic range are all important. Astro imaging as a hobby didn't really take off until the digital age. Thanks for contributing an answer to Photography Stack Exchange! The only editing that was done was color correcting to get the images to match, and each shot was with the same settings. It only takes a minute to sign up. So it's down to the adapter tolerances with some lenses and not with others. Weve chosen cameras that can take great photos and make it easy to get great looking video, rather than being the ones youd choose as a committed videographer. How do I focus in low light for long exposures? According to a Canon rep at a local photo and imaging show recently it's so the AF mechanism can focus on infinity perfectly by minute adjustments backwardds and forwards. ago. yeah i hate when that happens.I think it is because of star shooting? Without touching the smaller focus ring, adjust the larger focus ring while . Infinity + 1? There are several reasons for it: Even with manual focus prime lenses, some designs are susceptible to focus shift at different aperture settings. I usually see this for longer telephoto lenses, it is for compensating the resulting . Thanks. I have several old MF lenses and as you mention, set it all the way to infinity and it's in focus. By leaving a little extra room past infinity, the lens designers allow the motors to power the focus assembly all the way to infinity without bumping against a hard stop that could reduce the life expectancy of the motor and other focus components. A Basic Guide to Camera Lenses for Beginners. posted Monday, July 25, 2016 at 4:30 PM EDT. To infinity and beyond? Why lenses' focus rings have changed over the By leaving a little extra room past infinity, the lens designers allow the motors to power the focus assembly all the way to infinity without bumping against a hard stop that could reduce the life expectancy of the motor and other focus components. The line and red dot are the indicators of where focus is set. Lenses with elements known variously as LD (low dispersion), ED (extra-low dispersion), SLD (special low dispersion), ELD (extraordinarily low dispersion), and ULD (ultra low dispersion) are particularly susceptible to shifts in focus position as they expand and contract due to temperature changes. Canon RF 135mm F1.8 L IS pre-production sample gallery, Fujifilm XF 30mm F2.8 R LM WR Macro sample gallery, Fujifilm X-T5 pre-production sample gallery (DPReview TV), DJI Mavic 3 Classic review: A more affordable entry into the Mavic world, DPReview TV: Canon EOS R6 Mark II initial review, Best cameras for landscape photography in 2021, Best video cameras for photographers in 2022, Blue-banded Kingfisher (Female) by searching_eyes. Although a lot of people only upload images to Instagram from their smartphones, the app is much more than just a mobile photography platform. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Is this correct? Is a Canon 50mm 1.4 lens only meant to focus close range? When the migration is complete, you will access your Teams at stackoverflowteams.com, and they will no longer appear in the left sidebar on stackoverflow.com. Replacing outdoor electrical box at end of conduit. This affects focus position for infinity. Jun 16, 2015. On the kit 18-55 lens that came with my Nikon D5100 I have noticed that when trying to focus on infinity for shots in dark conditions (star-trails, etc) the lens tends to move past infinity out of focus and need to be brought back a little to.
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