Serene Life

by garik

submit your photo


Hall of Fame
View past winners from this year

Please participate in Meta
and help us grow.

An extension tube - is used with interchangeable lenses to focus closer, useful in macro photography. The tube contains no optical elements; its sole purpose is to move the lens farther from the image plane. The farther away the lens is, the closer the focus, the greater the magnification, and also ...

learn more… | top users | synonyms

0
votes
1answer
37 views

Macro Extension Rings

Hi Folks I have a Olympus E410. I recently purchased Macro extension rings, but they do not seem to work. When I fitted them to my camera everything was blurred, whether one inch away or two feet ...
1
vote
1answer
89 views

How to calculate depth of field by using extension tubes

I am using Nikkor 105mm f/2.8G and its close focus is: 1 foot (0.314m, 31.4 cm). And depth of field for this distance is about 0.5cm (I have an application on my Android phone). How will change depth ...
4
votes
3answers
141 views

How do extension tubes affect focusing distance?

How do extension tubes affect focusing distance? More specifically, what I mean to ask is : why does the maximum focusing distance become shortened when an extension tube is attached? - Why does the ...
1
vote
1answer
108 views

DSLR body without auto focus + auto focus macro extension tube set + lens without having auto focus motor but focusing screw = auto focus?

I've Nikon D3000. It died not have auto focus motor boot in its body. I've a lens having no auto focus motor within it. I saw some auto focus macro lens extension tube. Does that have autofocus motor ...
0
votes
1answer
76 views

I am looking for a 2X extender for a Canon 100mm EF 2.8 (non L series)

I have a Canon 100mm EF 2.8 Macro lens (not an L series) for my 70D. I want a 2x extender, but am not sure what to get that will fit and work. I have not seen a 2x for a non L lens.
-2
votes
2answers
80 views

Can I combine extension tubes and macro filters at once to give better macros?

I don't have a dSLR at the moment but am planning to buy one. Wanted to know the cheaper methods to shoot in macro. Will using macro filters and extension tubes concurrently increase the efficiency of ...
1
vote
2answers
462 views

Is there a way to adjust the aperture of a Nikon lens without a camera or physical aperture ring?

If I have a camera that does not have any electronic connection to the lens, is there any way to adjust the aperture on the lens if it does not have a physical aperture ring? We're using a scientific ...
0
votes
1answer
277 views

Does extension tubes enhance magnification on a 105mm macro lens?

I have a Nikon 105mm macro VR lens and I am quite happy with it. This is a true macro and gives me 1:1 magnification. If I put an extension tube with this macro lens, will the image magnification ...
5
votes
2answers
99 views

Can extension tubes be used to zoom in in pinhole / zone plate photography?

In a recent question it was stated that You cannot change the focal length of the zone, it is fixed and a characteristic of the physical dimensions of the camera As far as I know, focal length ...
5
votes
4answers
228 views

When using a teleconverter on a Canon DSLR, what happens to EXIF data?

When mounting lenses via a teleconverter like the Canon 2x, does the EXIF metadata record this information somehow? Will the recorded focal length be adjusted by the camera or the extender? Is there a ...
2
votes
1answer
132 views

working distance in macro photography

I have Sigma 70-300mm and tamron 24-70mm lens. I want to capture dragonfly and butterflies. I am thinking to get either close-up lens (Raynox DCR 250) or extension tube (XIT Pro Series). But my ...
3
votes
1answer
177 views

What are those little hooks on extension tubes for?

Almost every extension tube with electronics has them. What are they for?
2
votes
2answers
180 views

How can I achieve extreme macro?

Following up from my previous question I would like some advice on getting closer results. Below I have posted an unedited photo of a dead fly I found. What equipment do I need to get his face ...
2
votes
1answer
246 views

F-mount extension tubes suddenly stop attaching to Nikon d5100

I just got a new Nikon d5100. I attached some extension tubes, took some pictures, took off the extensions tubes, took some more pictures. When I tried to re-attach the extension tubes they would not ...
4
votes
4answers
378 views

Do official extension tubes degrade image quality?

This is more of an equipment recommendation question than a technical one. I am concerned that the extension may degrade the image quality. I guess my question is two fold. How do extension tubes ...
0
votes
2answers
144 views

How can I take professional looking pictures with a macro lens?

Here is my experience with a macro extension tube. The pictures I captured has disgusting dust and debris all over it. Even using a gas duster did not do much good. What is the solution to such ...
2
votes
4answers
886 views

What do I need for extreme macro photography?

I am wanting to venture into some extreme macro photography, specifically insects, such as this shot. After doing some research I have believe that my 1::25 macro lens will be sufficient if I am to ...
0
votes
2answers
675 views

Do extension tubes work well with the AFS VR micro nikkor 105mm f/2.8G?

Has anyone who owns the Micro Nikkor 105mm f/2.8 G used extensions tubes with it? How does the lens perform in this case? I'm interested in getting magnification beyond 1:1. Will this help, and are ...
3
votes
2answers
453 views

Can I use macro extension tubes with a non-manual lens?

I am new to macro extension tubes and I want to buy one but I don't have a manual lens (one where I could change the aperture manually) so I don't know if an extension tube would work with my lenses ...
3
votes
2answers
1k views

What Camera setting/how to take photos of diamond rings using Kenko Extension Tubes?

I currently have a Tamron AF 28-75mm camera F/2.8 and when I bought that lense the sales person also had me purchase these Kenko for digital Automatic Extension Tube Sets DG (3 rings) 36mm, 20mm and ...
1
vote
1answer
170 views

Extension tube images come out of focus

I stepped into macro photography with a 50 mm f1.8 lens and a passive extension tube. Since the tube has no electrical features and lens has no on-lens aperture control, I am left with extremely ...
1
vote
1answer
249 views

How to attach Zeikos extension tube to D5100?

How to attach the Zeikos macro extension tube to Nikon D 5100 and to the kit lens 18-55mm? Neither side of the tube seems to fit the body of the camera nor the lens. Perhaps I bought the wrong item ...
2
votes
4answers
762 views

Canon extension tubes - how much extension can be used?

I just purchased two Canon extension tubes, 25mm each, for a Canon 100mm f/2.8L Macro lens. In the instruction manual, it is recommended to only use one extension, not two or more; otherwise, image ...
2
votes
3answers
497 views

How do I choose an extension tube for macro photography?

I'm looking for an extension tube for my DSLR. Any suggestions? I see a lot on the internet, but I cannot figure out which is the best.
1
vote
1answer
595 views

What magnification would I get with extension tubes?

I have a Nikon 60mm f/2.8 Micro lens (DX sensor) and I haven't been able to exactly determine what magnification I can get with Kenko 12mm, 20mm, 36mm extension tubes. Suppose I would use all of them ...
10
votes
1answer
305 views

What is the significance of the typical extension tube lengths?

I've been recently looking into getting an extension tube set for some macro photograpy. I've noticed that a lot of these 3 tube sets (for Canon EOS) have the same, very specific lengths: 13mm, 21mm, ...
3
votes
2answers
571 views

Nikon D7000 and extension tube with 35G 1.8

Recently i purchased an extension tube. (chepest one, with no af..etc..). Just for fun. I attached it to my camera, and than the 35G. Unfortunatelly picture, and finder is dark too. I read somewhere ...
7
votes
1answer
764 views

How *Auto* Are Pentax Auto Extension Tubes?

While asking for extension tubes for a Pentax DSLR, Pentax replied: As requested, please find the following extension tubes available. Product 30535, auto extension tube set B Product 30551, ...
2
votes
1answer
393 views

How much does extending affect range of focusing distances?

It's well known that moving a lens away from imaging surface will decrease both minimum and maximum focusing distance. There are times when it would be good to know how much those distances will ...
5
votes
1answer
1k views

Why does my camera show “f00” when using extension tubes for shooting close ups?

As a beginner in close up photography, I am using extension tubes with my Canon 550D and standard 18-55mm lens. I noticed that when I use this, the f-stop meter in the camera does not work and always ...
2
votes
2answers
569 views

How important is auto focus and aperture control in a macro setup?

I'm thinking of starting some amateur macro photography, and I'm not sure I want to go with macro lenses, due to their price. I currently have the following lenses: Canon EF 50mm f/1.8 II Canon EF ...
17
votes
2answers
3k views

What are the biggest differences between Reversal Rings, Extension Tubes and Macro Lenses?

As far as I understand all three options help you do macro photography but are their other reasons for having the three different items? I figured reversal rings and extension tubes were just for the ...
1
vote
2answers
124 views

Will these two accesories work together for a “Macro” photography experience?

I am trying to to get a Christmas gift for my wife. She has a Cannon Rebel T1i and two lenses that came with it (nothing else). She has shown some interest in Macro photography with the lenses she ...
4
votes
2answers
2k views

Can I use macro extension tubes with telephoto lenses?

What I really want is an extension tube for my telephoto lens. (70-200mm Canon) I have an opportunity to purchase a number of macro tubes. Will those also work with the telephoto lens?
4
votes
2answers
2k views

What macro extensions tubes are compatible with Nikon AF-S?

I am looking for a set of macro extension tubes for a Nikon D40 that will work with the AF-S system (i.e. will send all the relevant stuff between lens and body for full auto operation). I have found ...
13
votes
6answers
3k views

Macro photography with an ultra-wide lens and extension tubes?

While reading some reviews of Canon EF-S 10-22mm f/3.5-4.5 USM, I was a bit surprised to notice that the lens is supposed to be compatible with 12mm and 25mm extension tubes, and with those one should ...
5
votes
3answers
392 views

Kenko extension tubes or no name tubes?

I'm planning to buy extension tubes for my Canon 50mm f1.8 lens. I found Kenko for about $150 but then again there are the others which are going for about $10 or less which does not mention of a ...
10
votes
4answers
6k views

I have a Canon EF 100mm f/2.8 Macro. How can I get even closer to the subject?

I have had a Canon EF 100mm f/2.8 Macro lens for quite a long time. It is a great lens. I use a 7D as the body, thus I get 1.6x magnification as compared to a "real" 35mm sensor body. While this is ...
7
votes
2answers
2k views

What extension tube options are there for the Pentax system?

From the reading I have done on extension tubes, I understand that some are just 'dumb' tubes while others have electronics that may allow for metering and autofocus to still work. Further, from this ...
6
votes
1answer
1k views

How can I calculate the change an extension tube makes to the maximum magnification of a lens? [duplicate]

Possible Duplicate: How can I calculate what the effect of an extension tube will be? My understanding is that extension tubes increase the magnification of lenses by reducing their minimum ...
23
votes
7answers
16k views

What am I losing when using extension tubes instead of a macro lens?

After playing around with macro photography on-the-cheap (read: reversed lens, rev. lens mounted on a straight lens, passive extension tubes), I would like to get further with this. The problems with ...
12
votes
3answers
2k views

Does a camera's crop factor apply to the magnification of macro shots?

If I have a lenses (or in my case extension tubes) that would allow the lens to magnify 1:1, does a 1.5x crop factor body make it really 1.5:1 ?
8
votes
2answers
656 views

Extension tube set elements

My extension tube set (Soligor for Pentax AF + P/KA) was not working correctly on my DSLR, so I checked the tubes, and found an interesting difference. It has three tubes (12mm, 20mm, 36mm). This is ...
24
votes
3answers
10k views

How can I calculate what the effect of an extension tube will be?

There must be a mathematical description of the difference that an extension tube makes to a lens -- is it something that can be easily described? (For example, with teleconverters you can say things ...
7
votes
4answers
1k views

Where can I get an extension tube for micro-four-thirds lenses?

There doesn't seem to be any extension tube set listed on the m4/3 section of the Four Thirds website. Olympus makes the EX-25 extension tube but it's for regular Four Thirds lenses. I would like to ...
18
votes
1answer
434 views

What are Extension Tubes?

What are Extension Tubes?
11
votes
1answer
276 views

What are the limits of extension tubes?

Given lighting is not a problem, can you hit a limit where you have too much extension tubes (a very long tube) and the quality of the image will suffer? For example a diffraction limit will be hit ...
11
votes
2answers
552 views

Are there any downsides to buying a third party extension tubes for Canon?

I would like to get a little higher magnification out of my Canon 100mm Macro, so I am looking at extension tubes. I know Canon makes the EF25, but it seems pretty expensive considering there isn't ...
16
votes
2answers
2k views

Which suits better for hobby usage: extension tubes vs. close-up filter?

I am looking to do a little macro work, but am not ready to invest in a macro lens. For hobby work like photographing flowers and such would it be better to invest in a set of extension tubes or in a ...