Incense

by Bart Arondson

submit your photo


Hall of Fame
View past winners from this year

Please participate in Meta
and help us grow.

Tagged Questions

A lens mount is an interface, mechanical and often also electrical, between a photographic camera body and a lens. It is confined to cameras where the body allows interchangeable lenses.

learn more… | top users | synonyms

5
votes
3answers
4k views

Why isn't it safe to use EF-S lenses on fullframe?

I've heard that EF-S lenses are not compatible with full frame bodies and that using such lenses could damage the mirror. Are the EF-S lenses not compatible with full frame bodies in terms of "not ...
5
votes
2answers
685 views

How loose can the lens mount be?

I've noticed that there is a little give in my camera system at the EF mount. It is really hard to see, but I can feel it sometimes and first noticed it when I had the lens attached to a monopod and ...
2
votes
2answers
389 views

Can I use a Nikon S Mount adapter for a Contax RF Mount lens?

I have a 135mm Zeiss Jena lens with a Contax RF mount which I would like to use on my Fuji X-E1 camera. There are adapters for Contax, combo adapters and adapters for Nikon S. The Contax adapters are ...
5
votes
1answer
1k views

What are the advantages of metal mount vs plastic mount?

I have come across many reviews of lenses, in which reviewer will stress on the point that this lens has a metal mount. I am yet to buy a lens with metal mount, but what are the advantages of having a ...
4
votes
1answer
647 views

Is this Canon 70-200 F/2.8 IS II strap/sling attachment safe?

I received my 70-200 F/2.8 IS II today (YAY) and I knew it had a tripod ring, but I thought it also had camera strap attachment points on the tripod ring like some other heavy lenses do, but this one ...
6
votes
2answers
141 views

Can I intercept and interpret the autofocus signals sent to the lens?

I would like to use a Nikon D80 body with a reflecting telescope as the lens to take pictures of bright/textured objects in the night sky (e.g. the moon). The D80 has autofocus capabilities; the ...
1
vote
2answers
732 views

Name of contact pins of Canon mount and where to buy it?

I want to convert my Canon lens into a macro lens. I really need the contact pins to customize the ring so the aperture will work. But I can't find it anywhere. Does somebody know the name of this ...
3
votes
3answers
2k views

Can the lenses of a Canon EOS film camera be used on a digital one?

I have lenses from a Canon EOS rebel Xs film camera: 28-80mm f/4-5.6 II (diameter 58mm) and a Sigma 100-300mm f/4.5-6.7. I am thinking to buy a Canon Digital 40D and use these lenses. Will those ...
1
vote
1answer
219 views

What lens and mount is this Sigma lens for Canon?

I have recently been given old(ish) Sigma 55-200mm lens for Canon (not EF mount), I believe that it is f/4-5.6. It is zoomed by pulling the barrel out. What mount is it? And what specifications does ...
4
votes
2answers
8k views

What's the difference between Canon EF-S and EF-M?

What is the difference with Canon EF-S and EF-M lens?
5
votes
3answers
430 views

Why do camera manufacturers use different lens mounts?

If all manufacturers used the same mounts for their cameras then they could share lenses and focus more on improving optics, sensor technology and accessories instead of having completely separate ...
1
vote
1answer
645 views

Which adapter do I need to mount a vintage Marexar-CX Lens to Nikon D3100?

I have purchased a vintage MAREXAR-CX Zoom, MACRO lens, Multi-Coated 1:4.5-4.8 F=80-250mm 58 No 90686. It says is a Minolta fitting lens, made in Japan. I would like to try it out with my Nikon ...
17
votes
4answers
952 views

Is it dangerous to do a lens change with power on?

I have just accidentally changed my lens over with the power on. In the manual it lists this as something you shouldn't do as a 'caution' . Can this cause damage? If so, what and how will I tell? (I ...
4
votes
3answers
402 views

Are fully automatic DSLR lens changers available? What are suitable alternatives?

Do portable fully automated DSLR lens-changers exist? If so, how well do they work and how do they compare with alternative solutions. I've seen many "lens bags" offered to ease the lens ...
1
vote
3answers
1k views

How to mount a 58mm lens on Nikon D80?

I have a Nikon D80 50mm camera with a 52mm Haze filter. I would like to attach some 58mm lenses that I have but not sure which adapters I need. The 58mm lenses have male threads that would attach to ...
4
votes
2answers
713 views

Can I use my existing Canon lenses on an EF-M camera body?

Canon recently introduced the Canon EOS M, mirrorless interchangeable lens camera. It uses a new EF-M mount and is available as a kit with an EF-M lens in some regions. I have existing EF and EF-S ...
2
votes
2answers
854 views

Will lenses with filter attachment size 58mm fit my camera when the kit lens has filter size 72 mm?

I need help - I want to buy 50mm f/1.8 for my Nikon d300. The description of the lens says Filter Attachment Size 58mm. My kit lens is filter size 72 mm. Is 58mm is the right size lens for my ...
9
votes
2answers
3k views

What are the electrical contacts in a Nikon F-mount?

Current Nikon camera bodies and lenses have electrical contacts. What exactly are they used for and what sorts of electrical signalling is used? Why are there so many? Some background to my ...
5
votes
1answer
2k views

How do I remove a broken lens mount ring from a lens?

Today my Nikon d90 was drop with attached Nikkor 18-200mm lens. The lens detached from the body and ripped of the metal ring with screws from the body. How can I fix it? I don't know how to remove the ...
20
votes
4answers
4k views

Are there drawbacks when using Panasonic lenses on Olympus Micro Four Thirds cameras?

I'm interested in trying out Olympus' new OM-D E-M5, and since I'm used to using a normal prime (and just spent some time using one on Fujifilm's new mirrorless EVF camera), I'd like to try that ...
0
votes
1answer
497 views

Lens not attached message on nikon d5000 with nikon 24-70mm

I recently bought a Nikon 24-70mm for my D5000, but I soon had the "lens not attached" message on my screen. The message disappears when I slightly rotate the lens a bit more. I've searched online ...
14
votes
1answer
248 views

What lens design limits derive from the width of the lens mount?

I'm familiar with the lens design limitations imposed by the flange-to-focal-plane distance. But what constraints are caused by the width of the lens mount (that is, the size of the hole in the ...
6
votes
3answers
1k views

How does a short flange back distance improve image quality?

In the description for the new lens mount for their X-Pro series, Fujifilm says: 1: Specifically designed to maximize the mirrorless design of the body, the X-Mount has a short flange back ...
3
votes
1answer
2k views

Can I use an old Olympus-mount lens on a Canon DSLR?

What is the mount adapter I need to mount a Vivitar 28mm 1:2 No.22 (made by Kino, aka Kiron) lens on my Canon 600D? Is it the T/T2 lens mount? I used to mount this lens on my dad's Olympus OM-10. ...
1
vote
1answer
924 views

Which mount adaptor do I need to mount an old Tokina FL/FD lens on a Canon 30D?

I have an old Tokina Fully Automatic Lens 400mm F-6.3 lens. Says on a small label: "To fit C/FD Canon FL and FD lens series" I have a Canon 30D. Which is the right mount adaptor to use? Best if ...
10
votes
1answer
430 views

How do I identify unknown thread mounts?

A local thrift store is selling a macro bellows with thread (screw) mounts. The mount is not identified. I have a cheap digital caliper. What are the likely mounts that it could be, and how can I ...
4
votes
6answers
2k views

What are the advantages to using EF-S lenses on Canon APS-C cameras?

I know EF-S lenses are "optimized" for crop sensors but what are the exact advantages to using an EF-S lens? Does it give better color, sharpness, depth of field, etc...? In addition, do EF-S lenses ...
5
votes
5answers
1k views

Could an old Nikkor-P lens damage a DSLR?

Someone was interested in buying my D3000 body (I had upgraded and want to keep the lenses). He had a very old Nikkor-P lens, which seemed to fit onto my camera alright. But the LCD screen said "lens ...
4
votes
1answer
3k views

Can I use the lens from Canon AE-1 on a Canon EOS 60D, with an adaptor maybe?

I have a Canon AE-1 (film) and I bought a digital slr camera Canon EOS 60D. I have lenses from the AE-1 camera, but I don't know if there are some adaptors to use so they fit in the 60D camera... any ...
4
votes
1answer
238 views

What is the reason to change the mount type in Nikon 1 series?

To use Nikon F-mount lenses, Nikon 1 series require an adapter. Moreover, the flash unit mount is a custom one too and it seems that there is no adapter at all, but maybe I'm wrong. What is the ...
4
votes
2answers
4k views

Does using a lens adapter change focal length?

Does using a lens adapter change the field of view? I recently bought a Sony NEX-5, an extra Minolta MD 50mm 1.7/f lens and a MD to E-mount adapter and I was wondering, as the adapter increases the ...
6
votes
2answers
765 views

Are there any decent telescopes for around $250 that I can mount my Canon 60D to?

I am looking to buy a telescope for about $250, are there any at that price range that can be mounted on a Canon body?
2
votes
0answers
158 views

Is there an adapter for Canon AE-1 lenses on Canon 550D? [duplicate]

Possible Duplicate: Is it worth it to buy an FD-EOS adapter, or is it better to exchange a misbought lens? Is there a way to use my old Canon AE-1 lenses on my new EOS-550D?
3
votes
1answer
261 views

What adapter do I need to mount a Konica lens on an Olympus E-520?

I bought a Konica Super Albinar MC auto zoom 1:4.5 F=80-200 mm no. 911485 55 lens for my E-520 Olympus camera. The adapter I already have does not fit and I desperately need to know what kind of ...
3
votes
1answer
2k views

How do I troubleshoot a Nikon D3000 'lens not attached' problem?

Recently my Nikon d3000 started the 'lens not attached' error. I have two lenses, neither of which work. I tried the lenses in another camera body, and they work fine. I have cleaned the contact ...
1
vote
1answer
695 views

Olympus T2 Adapter ring stuck on my Sony Alpha — how can I get it unstuck?

Edited. I bought a Samyang 500mm Mirror lens off ebay so that i could try and expirement with tele photos before i decided to buy really expensive lenses.. I got the lens with a T2 Adapter (Olympus) ...
3
votes
1answer
448 views

Are Konica and Minolta lenses interchangeable?

I have an old Konica FS-1 35mm SLR camera with quite a nice F1.8 lens on, but I'd like to use a different body (without a battery pounding auto wind on mechanism!). There seem to be plenty of Minolta ...
7
votes
3answers
661 views

Fast telephoto primes for APS-C mounts — would they make any sense?

I can see the benefit of designing and manufacturing a wide-angle lens specifically for APS-C sized sensors instead of full-frame sensors: you will get smaller, lighter, and cheaper lenses. But is it ...
6
votes
4answers
7k views

Can I use Minolta Maxxum lenses with Sony Alpha cameras?

I have an old Minolta Maxxum 7000i AF-SLR camera from early 90s. I have a complete set of lenses, filters, etc., I found out that Sony ultimately ended up buying Minolta, and developing their alpha ...
14
votes
5answers
4k views

What's the difference between the Canon and Nikon lenses mounts?

I was wondering what, if any, are the technical differences between the two mounting systems. Does one auto focus faster? Can one hold more weight? Things along those lines that make them different. ...
10
votes
3answers
14k views

Will lenses from a Rebel work on higher-model Canon cameras?

I am thinking about purchasing a Canon 60D and selling my Rebel XT and wondered if I would need to purchase new lenses? I only have two but as you all know, once you invest it is hard to not take ...
4
votes
4answers
1k views

Can M42 lenses be mounted on Canon EF-S (with adapter)?

I have a Canon XTi (EF-S lens mount). Can I get an adapter to mount a Pentax M42 lens? If so, do I lose any functionality?
11
votes
2answers
1k views

Removing rust from a lens's mount?

My wife gave me a used Pentax 50mm f/1.7 SMC-M for my birthday. (I know some people get Leica 50mm f/0.95 Noctiluxes for their birthdays, but, y'know, kids to take care of and so on. And it's a very ...
7
votes
2answers
770 views

Pentax to Canon Adapter

My dad has an old Sears KS-2 + 50mm f/1.7, which from a bit of research seems to use a Pentax K-mount. I've looked around a bit and found a Pentax to Canon adapter, which says it supports ...
5
votes
2answers
1k views

Mounting a Canon EF lens on a Leica M body?

Is it possible to use existing Canon EF lenses with a Leica body with an M mount? I've seen various discussions in the Internet on this combination, but usually the other way round (mounting a Leica ...
8
votes
3answers
10k views

Are Canon EOS and Nikon DSLR lenses interchangeable?

Can we use the lenses from, say a Canon EOS 550D kit (Canon EF-S 18-55mm) with a Nikon DSLR D5000 for example) ? Also, is the reverse possible ? I'm looking at interchangeability between recent DSLR ...
7
votes
3answers
319 views

How do I find out which Nikon film cameras will work with my newer G F-mount lens?

I want to pick up a film camera but I have a nice G lens (Tamron 17-50 f/2.8 with VC) and I'd really like to be able to use it. I'm having a hard time understanding which cameras will be able to work ...
3
votes
2answers
449 views

Is it possible to mount Pentax lenses on Sony NEX with an adapter?

I wonder whether it would be possible to mount Pentax lenses on a Sony NEX, using an adapter. Are such adapters already available? Would it be possible to have automatic focus?
29
votes
9answers
58k views

What is the difference between EF and EF-S lenses?

This is specific to Canon, but what is the difference between EF and EF-S lenses?
10
votes
2answers
453 views

Are there new digital cameras that my old zoom lenses from my analog Yashica camera will fit?

I have an old analog camera (Yashica) with a bayonet lock and several zoom lenses for it. All of that was very high quality at the time and I would like to re-use it for a digital camera. Are any such ...