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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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3answers
75 views

How will a teleconverter affect the sharpness of a lens at a given aperture?

If I have a 200mm f2.8 lens and apply a 2x teleconverter the effective focal length and aperture becomes 400mm and f5.6. However, I am unsure about the effect this has on other aspects, such as image ...
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5answers
205 views

Why do my pictures shot using a 1.4x extender look soft?

I have a Canon EF 1.4x III Extender attached to my Canon EF 100-400mm f/4.5-5.6 L IS II USM on my Canon EOS 7D MkII and I'm finding my pictures of distant subjects appear very soft, as if the lens is ...
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2answers
73 views

What is the point of converter lens settings in a camera?

My Sony DSC-H1 has a tube with 58mm threads for mounting converter lenses and/or filters. Among the lenses available from manufacturer itself are a 0.7x wide converter, an 1.7x tele converter, and a ...
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3answers
658 views

Sigma 150-600mm vs 300mm prime with extender?

Just wanted to get a few opinions since I'm a beginner. I recently purchased a Sigma 150-600mm lens, and I'm wondering if I made the wrong choice. I still have time to return or exchange. I'm ...
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1answer
412 views

How much does the Canon EF 1.4x III Extender affect image quality on an APS-C sensor?

To be more specific I am interested in buying the Canon EF 1.4x III Extender to use it on my Canon EF 70-200 f2.8L IS II USM mounted on my Canon 7D Mark II. I know that when using the extender the ...
5
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2answers
157 views

Are there adapters so I can use my lens converters on a Canon entry-level dSLR?

I have: Kenko Video Tele Converter KVC-20 II 2.0x XIT Elite series 3.7x AF telephoto lens Digital Optics Japan 0.45x Pro Definition with Macro lens Are there adapters for these which would fit my ...
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2answers
1k views

What is the blue halo around objects when using a teleconverter? [duplicate]

This afternoon, I went out to take some pictures using a ZEISS Tele-Tessar T 300mm f/4 Lens, with a Tamron x2 Teleconverter adapted to a Sony alpha 6000. Unfortunately, I have been noticing an ...
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3answers
737 views

How to calculate stops of light lost from a teleconverter?

How would I be able to take the multiplication value of a teleconverter (1.7, 1.4, 2, etc) and find out how many stops of light are lost when using it just based on that number?
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2answers
456 views

Can you use a focal reducer with a teleconverter?

I don't believe it would be possible to do it but, is it? If I was to use say a full frame 50mm lens on a 2x teleconverter with a 0.71x focal reducer on APS-C would it work? Would you also get the ...
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2answers
144 views

I have a telephoto lens made to screw on to another lens. Which one should I attach it to?

I have a prime lens, a zoom lens and a telephoto lens. My Telephoto lens is made to screw onto another lens. Should I attach it to the prime lens or does it matter?
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2answers
804 views

Will a lens extender be helpful for wildlife photography with a 70-200mm lens and APS-C sensor?

I was planning to do some photography with wildlife and was planning to sell my Canon Mrk2 70-200mm lens. However after discussing this I've been told that it's actually a good lens for wildlife (or ...
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1answer
91 views

Please suggest necessary setting for better sharp image with telephoto lens 70 -300mm VRF4.5-6.3? Nikon D5300 [duplicate]

Does the teleconverter support for sharp image specially for birding? Please suggest
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2answers
311 views

Is two teleconverters on a sigma 150-600 sharper than one on a 1100mm mirror lens?

I was considering taking photos of the moon and stumbled on a review of the MTO 1000a mirror lens. This is acording to this site a sovjet design from the eighties of an 1000mm mirror lens. (Some other ...
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2answers
240 views

What is the use of tele converter? Is it possible that it can be used for all lenses or only for the specific lens?

Actually I'm planning to buy multiple lens but my budget is little less I can't afford telephoto Lens so if I buy tele converter, is it possible that I can use it for all types of lens or only for ...
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1answer
624 views

Nikon Teleconverter compatibility

From the Nikon site, AF-S Teleconverter TC-14E II [but the same caveat is on all 3 Teleconverters] Compatible with AF-S and AF-I NIKKOR lenses except AF-S 17-35mm f/2.8D IF-ED, 24-85mm f/3.5-4.5G ...
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2answers
107 views

What teleconverter should I get for a T-mount telephoto with F-mount adapter?

I have a Nikon D5000 F-mount camera, and I just ordered a Bower 500mm T-mount telephoto with an F-mount adapter. I want to be able to slap on a 2X teleconverter, but I don't know how to tell which ...
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3answers
181 views

If I add a 2x telephoto adapter to a 18 - 55 mm 1:3.5 - 5.6 lens will portrait backgrounds go out of focus better?

I understand that I need a telephoto lens, combined with a low fstop to separate the subject in a portrait from the background, which will be out of focus. I'm confused if I add a macro/2x telephoto ...
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2answers
287 views

Is it possible to turn my nikon 18-200mm lens to a macro lens with a teleconverter?

I was wondering if I could turn my Nikon 18-200mm lens into a Macro zoom lens with a teleconverter or macroconverter? Thanks, Zangar.
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3answers
1k views

Can the Sigma TC-1401 1.4x Teleconverter be used with Canon lenses?

Essentially the inverse of this question - can a Sigma 1.4x Teleconverter (specifically the TC-1401) be used with (actual) Canon lenses, such as the EF 70-200mm f/4? By used, I mean does it mount (I ...
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2answers
1k views

Which Teleconverter is best along with my Nikon AF-S DX Nikkor 18-105 mm F/3.5-5.6G ED VR Zoom Lens for Nikon-D7200?

I know very well that my lens is not a perfect lens for wildlife Photography at all, but still if i would like to know answers for below questions. Which Teleconverter should I use? How much focal ...
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1answer
485 views

How does a teleconvertor affect magnification ratio?

Here is my base: camera, lens with particular magnification ratio and teleconverter. I would like to understand if the magnification ratio will change if I use the teleconverter, compared to the ...
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3answers
288 views

Is it good to use VR lens with teleconverter?

I recently thinking to do something more for my photography experience. I want to buy a telephoto lens with a VR but it is expensive. That's why i am thinking that i should buy teleconverter instead ...
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1answer
575 views

Will a Sigma 1.4tc teleconverter work with my Canon 70D?

I have a Canon 70D body with Sigma 150-600 lens. I am thinking of buying Sigma's teleconverter 1.4tc but I dont know if it works in canon70D.
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2answers
529 views

Can I change aperture with a Nikon TC-200 2x teleconverter?

I'm using a 2X teleconverter with a Nikon 35mm 1.8 AF lens on my D7100. It looks like I can't change the aperture with any of the camera's dials. Am I missing something? The converter is a Nikon TC-...
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4answers
2k views

Will I not be able to AF with a 2× teleconverter?

My setup is a Canon EOS 600D with a Canon EF 70-200mm f/4 L (non-IS), and I really want to buy a 2× teleconverter (1.4× is too short). I have done a lot of research, but I can't wrap my head around ...
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1answer
172 views

What specs do I look at to get a screw-on teleconverter that works with my V1 and adapted lens?

My camera is a Nikon V1 (1"-format sensor). I have a native Nikon 1 30-110mm lens, with Olympus C210 screw-on teleconverter, which works without vignetting from 60mm length onwards. This works because ...
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2answers
345 views

Does a teleconverter lose one stop of light from both ends of a variable aperture zoom?

If I add a Canon 1.4x III extender to my new EF 100-400mm f/4.5-5.6L lens, I believe I lose one stop of light. So what happens to the f/4.5-5.6 part? Does the f/5.6 part become f/8, for example, at ...
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3answers
2k views

Will this camera, lens and teleconverter combo work well?

My old Nikon D5000 finally bit the dust along with my grey market nikkor 70-300 lens. I am looking at replacing them both. The camera will be replaced by either the D5200 or D5300. The lens I am ...
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1answer
944 views

FX lenses on Nikon D500 or D7200 DX vs 1.4x or 1.7x Teleconverter on Nikon D750?

I have a Nikon D750 body, with the 70-200 2.8 and the 200-500 5.6 Nikon lenses. The two options I can think of are: (1) Buy a 1.4x or 1.7x teleconverter for my existing D750 (FX). (1.1) Approx. ...
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2answers
1k views

How can I modify my NIkon D5500 so I can make a vintage lens auto focus?

I just bought a Nikon D5500 with 35mm f1.8. I also have a Nikkor 70-210mm AF (that doesn't focus automatically). I learned that using a TC-16A AF Teleconverter 1.6X might help but i was informed that ...
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3answers
175 views

I need a recommendation on FX telephoto zoom lenses

These lenses are usually used for sports and wildlife photography but my application is a little different. I am interested in doing ultra high resolution "close up" images of small plants in the wild....
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3answers
254 views

Can I increase 35mm-equivalent focal length with both the crop factor and an extender?

I have a Canon EOS 7D Mark II (1.6x crop factor), and I have a Canon EF 100-400 IS USM. Working with just 400mm for the purposes of this question, my understanding is that my 35mm-equivalent focal ...
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1answer
317 views

focal length 300mm on dx camera + 2X TC [duplicate]

I saw nikon Nikon AF 70-300mm f/4.0-5.6G which works on both DX and FX sensor camera. I have Nikon D3300 which have DX sensor. As lens works on FX sensor if we use this lense on DX camera what would ...
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2answers
1k views

What can I expect when shooting the moon with a 55-200mm zoom lens w/ 2X teleconverter?

I am planning to buy a 2X teleconverter for my Nikon 55–200 mm AF-S f/4–5.5 to capture the moon and other planets. (After connecting the 2X teleconverter the lens will become 110–400 mm and f/8–11) ...
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2answers
414 views

Does a Canon 1.4X I teleconverter provide the information needed to show up in Lightroom?

I'm looking at buying a 1.4X Mark I teleconverter (I already have a Tamron one that doesn't register) and was just wondering if anyone knows if the Canon Mark I makes itself known in the metadata
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1answer
81 views

Optical quality of using one v two teleconverter

Context So I currently have a TC-14 1.4x TC on an older Nikon 300mm f4 AF lens. Question I presume if I want a 2x teleconverter I'd get a TC-20 and be done with it. Optically is that much worse ...
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3answers
2k views

Does a full frame with a teleconverter perform better than an APS-C without a teleconverter?

Context Putting a teleconverter on a full frame lens magnifies the center of the lens but gives more reach due to that with some drawbacks. I've rediscovered focal reducers that do the opposite, ...
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1answer
401 views

Autofocus with canon EOS 1200d [duplicate]

Can my EOS 1200d autofocus with1.4x canon teleconverter and canon 300 mm f4 lens. What will be my maximum aperture using both of these.
2
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1answer
677 views

Are there any Teleconverters/Extenders which will work with a Canon Rebel EOS T3 and 55-250mm f/4-5.6 lens?

Are there any Teleconverters or Extenders that will work on the Rebel EOS T3, I am currently using an EFS 55-250MM 1:4-5.6 IS II lens in an area where there is a variety of interesting wildlife that I ...
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2answers
9k views

How do I choose a teleconverter for my Tamron 70-200 f2.8 and Canon camera?

I have Canon EOS 650D and Tamron 70-200 f2.8 lens. I would like to buy a teleconverter (1.4x or 2.0x) to increase the zoom, e.g., for shooting wildlife and the moon. I took a look at several ...
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1answer
258 views

Can a teleconverter make lenses designed for a “crop” sensor cover full frame?

I have a crop lens. Can I fill a full-frame sensor adding an appropriate tele converter (focal length extender? Specifically, I have a 1/2" C-mount lens and terrible vignetting on a full frame camera. ...
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1answer
582 views

Is manual focusing a viable option with the Canon 6D, 100-400 IS L II, and 1.4 Extender?

I am considering buying a Canon 1.4 extender to use with my 6D and 100-400 IS L II. I understand that AF will not function with this combination. I understand that lack of AF will limit me to static ...
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1answer
347 views

What combination of camera, teleconverter, image stacking, or sharpness increase will best improve my moon photographs?

I'm trying to improve my moon shots. I'm currently shooting it with a Canon EF100-400mm f/4.5-5.6 USM lens mounted either on a Canon 450D or a Canon 6D. I realized that my Canon 6D gets me fantastic ...
2
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0answers
254 views

WIll an Olympus TCON-17X teleconverter work on a Fujifilm X100 series camera?

IFAIK the X100 has a 49mm thread via a AR-X100 and the Olympus TCON-17X has a 55mm so the connection should be no problem but has anyone tried it? Thank you. Edit: Added AR-X100.
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1answer
167 views

Can the Sigma 2x teleconverter be hacked so it will work with the Sigma 50-500mm?

Does the autofocus hack (where you mask off connectors on the teleconverter to make it misreport the aperture) work on sigma 2x teleconverter fitted on Sigma 50-500mm DG lens for Canon cameras?
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2answers
1k views

What extender can I use with the Canon TS 24mm?

Is there an extender for the Canon TS 24mm? I heard it is possible to make it a 45mm but I can't find much information on the web.
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2answers
628 views

What tele-extender can I use with a Tamron 18-270mm lens on a Canon Rebel?

have a Canon EOS Rebel XSI and have a Tamron 18-270mm lens for it. Do you know what extender is compatible with this arrangement? I purchased a Canon Extender EF 2X III but it does not fit the lens.
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1answer
318 views

Why won't my Quantaray teleconverter, which fits my EOS3, mount on my Canon 60D?

I have a Quantary teleconverter that I can use on my Canon EOS3 film camera but it will not attach to my 60D body but it attaches to all my other Canon Lenses. I don't want to force it. It seems like ...
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1answer
869 views

What adapter lens would fit my Nikon D5100 55-300mm lens?

I have a Nikon D5100 and want to find a telephoto adapter that go with my 55-300mm lens, which has a 58mm filter thread. Most I see are 52mm — why is that? What should I be looking for to FIT my ...
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0answers
31 views

How does using a teleconverter affect the aperture of a lens? [duplicate]

I have hear that a teleconverter affects the apperture of a lens. But I don´t know how to calculate it. Is there a formula to calculate how much will a 1.5X or 2X teleconverter affect apperture?