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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.

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1answer
1k 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
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1answer
552 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
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6answers
3k 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 ...
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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
4k 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
245 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
5k 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
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2answers
902 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
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0answers
159 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
283 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
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1answer
3k 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
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1answer
803 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) ...
4
votes
1answer
541 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
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3answers
719 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
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4answers
11k 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 ...
15
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5answers
5k 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
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3answers
19k 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 ...
18
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6answers
2k views

Where can I find the maximum lens weight for my camera?

Where can I find information about maximum allowed lens weight for my camera? I'm asking because I have an opportunity to get an old Soviet-built 80-200mm lens for my Nikon D3100 for a very ...
4
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4answers
2k 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
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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
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2answers
864 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 ...
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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 ...
10
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3answers
16k 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
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3answers
544 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
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2answers
474 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?
30
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9answers
80k 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
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2answers
508 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 ...