Not Your Everyday Banana

by Bart Arondson

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A photographic lens is used to focus the light onto film or a digital sensor. Many cameras have interchangeable lens systems, allowing the photographer to choose the type of lens to use.

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26
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6answers
2k views

What is the definition of a “prime lens”?

There are many discussions of differences between prime, zoom and macro lenses. I have not heard about prime lenses until recently. Could someone explain what exactly a prime lens is? Is it ...
4
votes
2answers
397 views

Should I leave the lens switched to AF or MF for storage?

When I'm not using the camera, or when the lenses are packed at home, should the lens switch be at AF or MF? Or does it make no difference? And by the way, is it better to leave the lens on the ...
1
vote
2answers
105 views

How to focus manually with a Nikkor AF-S DX VR 50-200mm f/4-5.6G zoom lens?

I have a Nikon D3100, for which I just bought a Nikkor AF-S DX VR 50-200mm f/4-5.6G zoom lens. This is a CPU lens and works very nicely in auto-mode, i.e. when you let the camera set the focus. ...
4
votes
2answers
206 views

Will the Rokinon 8mm f3.5 Fisheye work with a Canon camera?

I want to buy the Rokinon 8mm f3.5 Fisheye lens, but I saw in one review that is not recognisable for Canon because there is no a chip which is necessary. What is that exactly? Will I have problems ...
2
votes
2answers
324 views

Samyang 14mm or Rokinon 8mm fisheye? Which is better for landscapes?

My camera body is a Canon 550D/T2i. Which one would be better for landscapes and why?
0
votes
3answers
553 views

Why is the view darker through the viewfinder than Live View on a Canon EOS 600D/Rebel T3i with 75-300mm lens?

I have two lenses, the regular one and the 300mm lens. When I put the 300mm lens and try to take a picture through the viewfinder, the view is darker than usual and it won't take the picture. When I ...
29
votes
5answers
72k views

How do I convert lens focal length (mm) to x-times optical zoom?

What is the rule to convert the 'mm' notation to the 'optical zoom' notation? I searched a bit and found this one: optical zoom = maximum focal length / minimum focal length For example a 18-55mm ...
5
votes
4answers
798 views

What insurance options are available for rental lenses?

I am thinking about renting a couple for expensive lenses ($900+) from Adorama. I'll be visiting NYC from Chicago. They state on their rental page. We do not provide Insurance. We strongly ...
1
vote
2answers
142 views

Can I put different lenses with a lens adapter on a point and shoot?

I have the Nikon L830 advanced point and shoot camera. It's not a DSLR. Can I put a different lens with a lens adapter on my camera? I want to do that to have more control on the focus and the depth ...
2
votes
1answer
99 views

Moon photography [duplicate]

Hi I am a photography hoobyist. At the moment I am using a Nikon D3100 with the standard kit lens (18-55mm). I am interested in taking photos of the moon. I am debating whether to buy a 55-200mm lens ...
22
votes
2answers
2k views

What characteristics make a lens good or bad?

When reading lens reviews on the Internet, I often find subjective statements about the image quality that a lens produces, such as "good contrast" or "sharp". The problem is that I don't think I am ...
0
votes
2answers
153 views

Does a Canon STM lens autofocus more quickly and accurately on a high-end camera body?

There are incredible reviews on the new Canon STM lenses: https://www.youtube.com/watch?v=ho0hOhRSuHk Does autofocus perform better on a 7D body, compared to an entry-level 700D body, for example? ...
3
votes
4answers
8k views

Can I use old Minolta AF lenses on my new Canon?

I just recently bought my first DSLR, a Canon Rebel t2i/550d. I use it mostly for video and it works wonderfully. I bought the kit lens with it, but I am looking to expand my lens collection. I found ...
11
votes
7answers
994 views

Lens upgrade paths (sub $1000) for the EF-S 18-55mm IS kit lens for Canon APS-C cameras

This is somewhat a follow-up to my earlier question on the limitations of the kit lens. I have browsed through quite a lot of sites including this one for user opinions & reviews of different ...
1
vote
3answers
306 views

Which Nikon lens do I have?

Trying to sell a lens, and a dealer that buys used photo items and used KEH to give quotes is unable to decide what lens I have. Here's a link to a lens that as far as I'm able to tell looks exactly ...
0
votes
3answers
177 views

How should one compare lenses for new mirror less cameras vs established best of class?

As someone recently new to photography, I am curious for those jumping on the mirrorless bandwagon what concrete things (especially re: quality) are sacrificed moving to these cameras. Take for ...
0
votes
1answer
53 views

Why is the external lens for my smartphone blurry when not at full zoom?

I've just bought an optical zoom lens for my Samsung S4 (I'm a web developer and blogger so I thought that it would be a handy tool for taking photo's when out and about without my main camera). The ...
0
votes
2answers
91 views

Are there disadvantages to an adapted Canon EF-S zoom vs Sony SEL 18-200 lens for my Sony Nex?

I want to buy a universal zoom lens 18-200 (maybe 18-135) for my Sony Nex. At Sony I found only Sony SEL 18200 lens that is expensive. There are adapters Canon EF-S to Sony E-mount (with providing ...
1
vote
0answers
52 views

How to take pictures of plankton? [duplicate]

I've been wondering how people take pictures of plankton. I have no idea what kind of lens, setup and adaptors are needed to take shots of plankton? I guess you need a microscope of sorts but after ...
3
votes
1answer
78 views

Do lenses have focal planes or focal spheres/ellipsoids?

The title says it pretty much all. I'm asking this because I find myself always using the focus point in the center, and after I focused, I rotate my camera to make the framing right. However, if ...
0
votes
3answers
149 views

Should I upgrade my Canon body or lens for upcoming travel?

Having trouble deciding what to do. I am about to go on my honeymoon to Borneo, with lots of jungle tours, and wildlife spotting. I have a Canon XS with a kit 18-55 and a 75-300 non IS. I don't use ...
0
votes
1answer
77 views

Purchasing a6000: but what lens to buy? [closed]

I'm not a professional by any means but I currently own a Rebel t3 but looking to get a good camera that's much smaller as we often times leave the Rebel behind since it is so large. I think I've ...
0
votes
3answers
220 views

35mm vs 40mm: Does it matter?

I want to buy the lens Voigtlander Nokton 40mm F1.4, $449 Voigtlander Nokton 35mm F1.4, $629 I am asking, why the slightly difference in focal length, the price difference in so much as $180? ...
0
votes
3answers
122 views

Upgrading from Canon T2i to Canon 6D

I want to upgrade my camera from Canon t2i to Canon 6D, Can I use the same lenses i already have ??? Lenses I own are, Canon 58mm Canon 75-300mm f/4.0-5.6 III AF Canon-EF 50mm f/1.8 II Rokinon ...
9
votes
2answers
4k views

How can a Frazier lens achieve that massive DOF?

I've read in PetaPixel about this "Frazier lens" that can achieve a massive DOF. In this video is shown the capabilities of this lens and I must say I'm very impressed. How can this lens achieve such ...
2
votes
3answers
133 views

How to clean shattered UV filter glass from Lens?

I have a camera lens where the UV filter shattered when it was in my camera bag. I was able to remove the filter, but there's bits of glass on the lens. I currently just put the lens cap back on and ...
2
votes
1answer
78 views

Tamron 90mm SP Macro manual focus locks

I've been shooting film on a Canon AE-1 Program with a Tamron 90mm Macro SP lens. Until recently, the lens worked perfectly, but all of a sudden it won't focus farther than 10ft. To my knowledge it ...
13
votes
3answers
1k views

Why is 1:1 desirable for a macro lens?

Why is 1:1 desirable for a macro lens? I know it means that you can print a picture of something and it will be the same size on paper as it is in real life, but why is this such a desirable feature ...
13
votes
4answers
7k views

What is a 200mm lens good for?

I just found that there is a 200mm lens at my school. It is a Canon with Image Stabiliser (with red detail). It is old, at least 10 years. It has been great playing around with it, but I really don't ...
11
votes
4answers
2k views

Is it better to upgrade Canon 18-55mm IS kit lens to the 18-200mm, or complement with 55-250mm?

I currently have the Canon EOS 550D with the 18-55mm IS kit lens. I am primarily looking for greater telephoto reach, as I have found the 55mm length to be quite limiting at times. So, I was ...
1
vote
3answers
1k views

What can cause black corners in an image?

There are completely black corners in some of my photos. What can cause it? I have a full-frame Canon 5D Mk II and had the problem with my 24-105 Canon lens recently and have experienced it with my ...
-5
votes
2answers
51 views

How to use TC's with Canon lenses [closed]

If I shoot a Canon 70-200 f/2.8 which extender should I use to double my focal length?
1
vote
0answers
51 views

Lenses for India trip on a Canon 7D [duplicate]

I plan to take my Canon 7D to India and I currently have a 12-24 Tokina and the Canon 50 1.4. Is this a good kit for India? I will be photographing anything I can really - I do not mind taking ...
7
votes
8answers
3k views

Software to auto correct lens distortion based on photo

A photo contains digital information about the make of the camera the focal length,etc. Does any software use this information and auto correct the lens distortion in the photo. I know that Photoshop ...
1
vote
2answers
171 views

How can I increase the amount of 'keepers' from my Nikkor 50mm 1.8D

I have been using this lens for a while, mostly for portraits and have noticed that for some reason the outdoor pictures where I most likely had to quickly compose and take the shot have had something ...
1
vote
2answers
76 views

Nikkor 18-55 Lens Hood help

I am going to buy a lens hood for my AF-S DX NIKKOR 18-55mm f/3.5-5.6G VR...I searched and i found out that the best lens hood is the HB-45 Lens Hood... (link here) However i also found a newest ...
0
votes
2answers
105 views

Will dust inside a lens affect the image in any way?

I have been looking at purchasing a used lens and in the listed it says something along the lines of "There is dust visible throughout the lens, but this will not affect the images in any way" Is ...
3
votes
3answers
279 views

Will a filter cause more or less damage when lens is dropped?

I recently dropped my camera bag from around waist level to the ground. The ground is somewhat padded (carpet) and the bag itself has padding (the typical messenger type of bag's padding). The camera ...
0
votes
3answers
73 views

Travel Lens to UK [duplicate]

My family and I are planning to visit UK in October. My agenda is; 1. Visit old architecture of Bath 2. Strafford upon Avon 3. Lake District 4. Pitlochry 5. London I will travel with Nikon D7100 and ...
14
votes
4answers
2k views

Why push/pull zoom is not widespread?

The Canon EF 100-400mm f/4.5-5.6 L IS USM has a push/pull zoom mechanism instead of a zoom ring. Other lenses, like the Nikon 80-200mm f/2.8 AF released in 1988 use this type of zoom too, but the ...
0
votes
1answer
91 views

What are the pros and cons of different lenses on the end of a long macro bellows

I just picked up a vintage 300mm bellows with a 50mm lens on the M42 screw mount, but the lens is kinda foggy and scratched. What would I gain or lose with different focal lengths for a replacement ...
1
vote
2answers
763 views

What are the differences between Tokina 11-16 mm f/2.8 DX and DX-II (Nikon mount)?

I am comparing two versions of Tokina 11-16 mm lenses for Nikon mount: AT-X 116 PRO DX vs. AT-X 116 PRO DX II As far as I can tell from producer's website, one difference is internal focus ...
0
votes
5answers
1k views

Choosing between Lenses Canon 70-200 f2.8L IS II vs Canon EF 70-300mm f/4-5.6L IS USM

I am considering between these 2 telephoto lenses but I cannot make up my mind on which one to buy. I have read a lot about the pro's and con's of both these lenses.. For example 70-200 f2.8 IS II ...
6
votes
7answers
24k views

What should I do about Canon PowerShot “Lens error, restart camera”?

I've had a Canon PowerShot A1100 IS camera for almost a year now. About a week ago, I went on a trip, took pictures the whole trip, everything was ok. When I got home, and tried to turn the camera ...
1
vote
6answers
2k views

Are the 50mm f/1.8 and 75-300mm zoom good lens choices beyond the kit lens for a Rebel T1i?

I own a Canon Rebel T1i with a EFS 18-55mm image-stabilizer lens. Since I want to learn more about photography, my husband purchased for me a EF 50mm and a EF 75-300mm zoom. I am wondering if these ...
3
votes
3answers
1k views

How do I choose a zoom lens for my Canon DSLR when I'm ready to move beyond the kit lens?

I am using Canon 500D with the kit lens (18-55). I think I have done enough with 18-55 and want to try out next lens. I have already decided to purchase 50mm prime. I also wanted to get a Zoom lens. ...
1
vote
4answers
186 views

Having difficulty with choosing a wide-angle lens for Canon

I have got Canon 450D Kit and I would like to purchase a new Canon lens. Not too pricey. Main purposes are to shoot landscapes and portraits at the same time to have decent zoom. I had a look at EF ...
2
votes
2answers
103 views

How do I separate a stuck Nikon 400mm f/2.8 AF-S (non-VR) lens from a D800E body?

I purchased a factory refurbished 400mm f/2.8 AF-S (non-VR) lens a year ago from Nikon USA. Two major malfunctions happened. To me, both seem to be related to a little metal lever inside the lens's ...
1
vote
3answers
133 views

What Lens would i use to photograph a football game? [closed]

I have an assignment and one of the questions is asking what lens would I use at a football game. I have a press pass so it allows me to the field. They would like high contact physical frozen shots. ...
-3
votes
1answer
98 views

Holiday lens - 18-200 or 18-250 [closed]

I'm off on holiday soon and I want to get an all-around lens which I'm sure is one of the most read topics on the internet. I have a Canon 450D and I've been looking at the Canon or Sigma lens as they ...