Questions tagged [teleconverter]

Optical devices used between camera and lens to magnify middle part of projected image, effectively turning the lens into a longer (but slower) one.

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votes
2answers
909 views

Is it a good idea to stack teleconverters to shoot at the moon?

Just got a Pentax ME Super in eBay and two lenses from a friend of mine. One of the two is a 200mm Shacht prime. I have also won on eBay, 10 minutes ago, a x3 teleconverter and I was thinking if I ...
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3answers
11k views

Do teleconverters work with Macro lenses?

I read that teleconverters don't work with macro lenses. Is that true, and if yes, why? I have the Canon 100mm f/2.8L macro lens, and I felt that purchasing a 2x teleconverter would be a cheap way of ...
3
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1answer
28k views

What is a “2.2X Pro Telephoto” lens?

I am looking to enter the world of SLR cameras and learning some more about lenses. I came across a package that has a 2.2X pro Telephoto what exactly does that mean and how does it work? (Please ...
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1answer
449 views

Is it okay to use a T-Con 1.7 Teleconverter with a Nikon D3100 via a step-up ring?

I've recently bought a Nikon D3100 with 18-55mm kit lens. I already have an Olympus T-Con 1.7x teleconverter and would like to connect it to the kit lens with a step up ring. My concern is that the ...
0
votes
1answer
653 views

Can anyone recommend a telephoto lens for a Sony DSC-H3?

I have a Sony DSC-H3. I'd like to buy some new lenses for it for experimentation purposes. Specifically, I'd like to get a telephoto lens. The only issue is, I can't figure out which one to get. The ...
4
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1answer
769 views

Do you suggest using an extender/tele converter with a Macro lens such as Canon 100mm f2.8 macro lens?

Do you suggest using a teleconverter with a dedicated macro lens? I have tried out using a Kenko TC with canon macro lens - however I am not 100% satisfied with the "extra" magnification that I got on ...
3
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2answers
9k views

Can a Teleconverter be used to extend a Sigma 70-300mm f/4-5.6 lens?

I have a Nikon D3100, a standard 18-55mm and Sigma 70-300mm lens without IS. Is it true that a teleconverter cannot be used with my Sigma lens? Can it be used only with block lenses, or is there any ...
22
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8answers
12k views

How does a teleconverter affect depth of field?

I'm aware that a teleconverter will reduce the amount of light reaching the film or sensor in a camera, and as such you hear people banding around things like "With a 2x teleconverter this 300mm f/2.8 ...
7
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2answers
4k views

Why can only certain Canon lenses be fitted with an extender?

Is there a reason only certain lenses can be fitted with an extender? I'd really love to be able to fit the extender to some of my cheaper lenses.
10
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2answers
538 views

Are there any downsides in using 2x extenders?

What are the negatives with using teleconverters?
18
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3answers
17k views

What is the difference between teleconverters and extension tubes?

I'm aware of two devices that can extend the reach of a lens: the teleconverter and the extension tubes. What else would they have in common, and where do they differ? Are there situations where one ...
10
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8answers
6k views

For greater telephoto range, should I use 70-200mm + teleconverter or a longer zoom lens?

Right now, I have a Nikon 18-200mm f/3.5-f/5.6 VR lens. I like it, but want more telephoto range and would also like to be able to use faster shutter speeds. I am interested in the 70-200mm f/2.8, but ...

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