Shadowy Daisy

Shadowy Daisy
by damned-truths

Submit your Photo
Hall of Fame

Please participate in Meta
and help us grow.

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.

learn more… | top users | synonyms (1)

12
votes
4answers
2k views

Sigma 10-20mm f5.6 alternatives?

I've been wanting to add a wide angle lens to my collection for a while now. Sigma 10-20mm f5.6 looks good. I was looking at it about 2 years ago. I was wondering if there have been newer wide angle ...
11
votes
9answers
2k views

Galapagos vacation — what photo gear should I take?

Soon I'm off to the Galapagos Islands. I have to admit I've been spending a lot of hours talking to people and reading reviews, and that has left me very confused choosing the correct gear for my ...
10
votes
8answers
4k 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 ...
28
votes
3answers
2k views

When you zoom in with a lens on an SLR why does the lens go in then out?

I guess this is more a question of optics than photography but I just got an SLR with a basic 18-55 lens. I noticed that when going from 18 to 55 or 55 to 18 the lens physically comes back in and ...
22
votes
8answers
3k views

How long should a lens last?

There are loads of ratings and tests for how long DSLR bodies last, but I have never really seen much that describes the expected lifespan of lenses. Recently, one of my cheap-o lenses (Nikon 18-...
22
votes
8answers
3k views

How do photographers manage multiple lenses?

This is probably a very naive question but I will ask anyway. It appears that most photographers carry multiple lenses. Each lens serves a different purpose. I understand that. However, I can't ...
18
votes
4answers
2k views

What fixed lens to use on a cropped sensor DSLR for mountain landscape photography?

This spring, I want to do a few trips to mountains to take some shots of mountain landscapes, including in sunrise/sunset environments. I already have a Nikon 18-200mm VR (3.5-5.6). I imagine that it ...
15
votes
5answers
6k views

What equipment is necessary/preferred for real estate photography?

What equipment is necessary for real estate photography, and what is preferred? I'm starting into real estate photography, and I'm trying to figure out what I need and what I will want to plan on ...
10
votes
3answers
4k views

How many optical aberration types are there in lenses? And what are they?

Everyone hears something about chromatic aberration but are there any other types? What causes them?
8
votes
4answers
6k views

Why and when would you consider Canon 17-55 lens over 24-105?

If I'm to buy a cropped sensor Canon camera for personal needs (family shootings, treveling etc - probably 75% outdoors some macro like + portraits + streetshootings + landscapes, 25% indoors mostly ...
8
votes
3answers
960 views

Using SLR Lenses on DSLR Cameras

I'm just starting out with DLSR photography - I recently purchased a Sony A230 with the kit lens (18mm - 55mm). I know that the lens mount is compatible with Minolta lenses. These lenses were ...
7
votes
5answers
15k 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 ...
6
votes
1answer
305 views

Does Lightroom take sensor size into account when applying lens correction profiles?

I have a question about using the lightroom lens correction profiles for cameras other than full frame. I have been using a Tamron 24-70 which is known for having slight vignetting (full frame only) ...
6
votes
5answers
12k views

How to reverse the canon 18-55 kit lens to use it as macro?

I have been trying to use my 18-55 kit lens as a macro but have no idea how to go about it. Do I need an adapter to mount the lens reversed on the camera? Also, is it possible to use canon 50mm f/1.8 ...
3
votes
5answers
13k views

Why do some people prefer 50mm to 35mm prime lenses, even for a crop sensor?

Comparing the two lenses for an APS-C sensor: EF50mm f/1.8 EF35mm f/2 here Leaving out cost as a factor, EF 35mm has the following advantages: 43 degree while 50mm has 31 degree Its equally ...
16
votes
11answers
22k views

What's wrong with the Canon EF-S 15-85mm?

Maybe this question should be on meta. I've just come across the Canon EF-S 15-85mm. It's been available since 2009. I'm just wondering why it has never been mentioned on photo_se_com or any of the ...
15
votes
3answers
9k views

Does a bigger aperture create better photos?

I have observed that the wider the aperture, the more expensive the lenses are. However, I would like to know whether it really makes a difference in your photos or not?
14
votes
7answers
701 views

Does lens speed still increase meaningfully when the physical aperture is larger than the sensor size?

This question came to me this morning, thinking about 50mm lenses. I have the Pentax 50mm f/1.7 (manual) and it's a very nice lens, but would be considered (relatively) slow on 35mm film, and many ...
13
votes
8answers
16k views

Would the 40mm pancake or 50mm prime be better for street photography with a Canon APS-C camera?

I have a Canon EOS 600D, and I already have 18-55mm,55-250mm. I plan to buy a new lens for street photography. I already have picked out one of the following lenses: 40mm STM(pan cake). EF 50mm f/...
12
votes
6answers
3k views

Do lenses lose sharpness when they age?

I was reading this answer where it mentions, "..it's a lens that can lose sharpness as it ages.." and was wondering if this is true and if yes, true for all lenses. Reasons as to why this happens and ...
12
votes
4answers
946 views

Other than speed and weight, what advantages might a prime lens have over a zoom at the same focal length?

At the same focal length, apart from speed and maybe weight, what other advantages does a prime lens like the 50mm have over a zoom lens like the 24 - 70mm? To put it better, If I set my 24-70mm lens ...
12
votes
8answers
25k views

What is a good wide-angle prime lens for Nikon DX (APS-C) format?

I am looking for a wide angle lens for my D90, between 12 and 18mm focal length, preferably a prime, because I like fast(er) and cheap(er) lenses. Any recomendation ? Thanks
10
votes
4answers
3k views

What are the best methods for cleaning really dirty lens elements?

I bought old M42 Pentacon 50mm f1.8 lens from a car boot sale. It works but is pretty dirty and it has also dirt inside (no mould/fungus though). Opening the lens is not a problem but I would like to ...
10
votes
3answers
2k views

Does the size of the front glass mean anything?

Considering the Nikon lenses: Prime lenses: AF Nikkor 14mm f/2.8D ED has a huge front glass (●₃), AF-S Nikkor 50mm f/1.8G has a tiny little front glass, deep inside the body (∙₁), AF-S VR Nikkor ...
9
votes
3answers
789 views

What motor gets used if both lens and camera body have a focus motor?

If both a camera body and lens have motorized autofocus, would one be used over the other or would both work in tandem to speed the focus process along?
9
votes
3answers
1k views

What's the term for wide angle lenses with no distortion?

Is there one word to describe the difference between wide angle lenses that have a circular distortion and wide angle lenses that produce images where perspective lines remain straight?
9
votes
4answers
3k views

EF-S 18-55mm kit vs 10-22mm f/3.5-4.5 for nature photography

I moved from a point and shoot to a DSLR last year and I love to photograph nature in general. I have a T2i/550D with the 18-55mm kit lens and was wondering if I would benefit from the EF-S 10-22mm f/...
8
votes
2answers
1k views

Do lenses with the same f-stop but different focal length gather the same amount of light? [duplicate]

I'm taking images of a light source in a scientific labratory, and I thought I had a good grasp on all these things, but now i'm second guessing myself after some results. The most important thing is ...
7
votes
2answers
364 views

Do normal macro lenses suffer the same light reduction as tubes?

When stacking tubes to make a normal lens a macro lens, you have significant light lost due to the increased distance. Do normal macro lenses suffer the same fate? Why or why not?
6
votes
3answers
5k views

Lens with small scratches on the front element - how do they affect IQ?

I am looking to buy a CANON 28mm 1.8 EF lens. I found an offer, significantly discounted, of a lens with small scratches on the front element. The offer is very tempting. Here is a photo posted by ...
6
votes
2answers
356 views

What to look for when testing a wide angle lens before buying?

I'm looking at buying a used wide angle lens (specifically Canon EF-S 10-22mm f/3.5-4.5 ) for a crop camera. The question What should one look for when buying a used lens? covers the basics when ...
6
votes
4answers
442 views

Does sensor size dictate lens size with all other things equal?

Background I'm considering switching from DSLR to mirrorless and have been researching the micro four thirds (M43/MFT) and Sony's new Alpha 7 (A7). While Sony hasn't released many lenses for this new ...
6
votes
4answers
873 views

Should I get a kit or separate lens for my D7000?

I am set on getting a D7000 and am drooling already to get one. My only hurdle left is to determine whether the kit lens is good or if i should get the body only and put the 300$ difference between ...
5
votes
2answers
23k views

What's the difference between Canon EF-S and EF-M?

What is the difference with Canon EF-S and EF-M lens?
5
votes
4answers
866 views

What's the difference between vignetting and pinhole?

Sometimes people say that a lens has bad vignetting but it looks very similar to the effect of pinhole (darkened edges). What's the difference? If someone asked to have a vignetting effect (in PP) ...
5
votes
6answers
5k views

Between Nikon 18-55mm II and 50mm f/1.8, which suits my needs better?

I am an absolute beginner in serious photography. I'm a position to get a Nikon D70 body for $100 or so. I've been researching lenses and I'm debating if I should get the one that originally came ...
5
votes
4answers
1k views

Why is the front element of a telephoto lens larger than a wide angle lens?

A wide angle lens has a wide angle of view, therefore it would make sense that the front of the lens would also be wide. A telephoto lens has a narrow angle of view, so it would make sense that the ...
4
votes
2answers
1k views

Does wide angle equivalent in crop sensor skew image?

I see many posts on both this forum and elsewhere the discuss the use of a wide angle on a crop sensor. For example, they discuss how at 14mm lens is 14mm on a 35mm film or full frame, but with a 1....
4
votes
4answers
8k views

Will a 35mm lens work for great indoor pictures of my kids?

I just purchased the Nikon D5100 DSLR. The kit lens that came with it (18-55mm vr) is great when shooting outdoors, but once I try to take indoor pictures of my kids, the images aren't that good. Is ...
3
votes
3answers
947 views

After 2 years of amateur photo, buy a new body or a great lens?

Two years ago I bought my first DSLR. Since then I have bought and inherited some lenses. What should I buy next, a better body or more lenses? I enjoy photography but I do it fewer than I'd like (not ...
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. ...
2
votes
1answer
615 views

Which 70-300mm f4-5.6 lens is “better?” [duplicate]

I'm looking for a budget telephoto lens and I'm wondering which of these two is the better option. They have very similar specs: Tamron AF 70-300mm f/4.0-5.6 Di LD Macro Zoom Lens for Canon Digital ...
2
votes
3answers
331 views

When a lens and camera are callibrated together, which is changed, and might other lenses be adversely affected?

I wonder what exactly is the calibration of a camera body and a particular lens. I know the effect, but how it is achieved? I recently bought 80-200 (the two-ring version), I was waiting for too ...
2
votes
11answers
10k views

What Canon lenses do you suggest for wedding photography on a tight budget?

I am new to photography. I have Canon 1000d (with 18 -55 mm lens). My basic interest is wedding photography. I am planning to get a prime and a telephoto lens. So, my dilemma is: Should I go for ...
1
vote
1answer
1k views

Which lenses can I use with adapters on my Sony A-mount body and what are the disadvantages of such adapters?

I own a Sony A77 APS-C SLT A-mount camera. For someone who likes to experiment and is on a budget, mount adapters are tempting, since they greatly expand the catalog of available lenses and open up ...
21
votes
3answers
10k views

What makes a Carl Zeiss lens so special in a smartphone?

There are smartphones on the market that have a focus towards photography. Some are equipped with a Carl Zeiss lens. I have looked into Wikipedia, which tells me that they are a brand who produces ...
15
votes
4answers
2k views

Why buy an expensive manual focus lens?

What are the benefits of (expensive brand new) manual focus lenses? Why did you, for example, buy a manual focus Carl Zeiss 85/1.4 rather than an auto-focus Nikon 85/1.4? I'm not concerned with ...
14
votes
5answers
396 views

Is it possible to adapt lens from one brand into another brand's body?

I'm thinking about buying my first DSLR (I have no experience) and was thinking about the lens brand issue. I'm thinking I should buy a Pentax Kx because of it's cost-effective value, but I'm ...
13
votes
4answers
993 views

Does Canon make an L series lens with a plastic lens mount?

An online retailer is telling me that Canon 24-105 f4L lens comes in two versions, the USA model with a steel lens mount and an import with a plastic lens mount. Is this true?
13
votes
8answers
8k views

How do I choose a macro lens for a Canon APS-C camera?

I have a Canon 40D and like taking macro shots sometimes, so I'm thinking of buying a macro lens. I'd also like the lens to double up as a portrait lens. I'm not a super serious photographer, so my ...