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20 questions linked to/from How can I test a new lens to make sure it is operating correctly?
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6 votes
4 answers
49k views

How can I easily tell if a sensor or lens is damaged?

I am pretty interested in recognizing any damage to digital camera in very low level (without any advanced tests). For example, how can I identify the damage of a sensor or lens? If there are any ...
Dolores Hartman's user avatar
Dolores Hartman
  • 1
2 votes
2 answers
463 views

Which should I buy as a starting prime lens, Canon 35mm f2 or Canon 50mm f1.4?

I am pretty new to photography. I have an APS-C camera, Canon 77D with a EF-S 18-135mm kit lens. I want a prime lens for shooting nice bokeh portraits along with street and day to day life photography ...
KALHIM's user avatar
KALHIM
  • 33
57 votes
5 answers
24k views

What methods can be used to micro-adjust autofocus of a camera body to a particular lens?

I have a Canon 7D with a 50mm f/1.4 lens, and I think the auto-focus of the lens is off. How can I test and adjust this reliably? Will this approach work with all of my lenses? If I had a different ...
xiota's user avatar
xiota
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5 votes
5 answers
39k views

Missing focus with Canon 50mm 1.8 lens - is it the lens or me?

I purchased a Canon EOS 650D and EF 50mm f/1.8 II lens. Unfortunately, the auto-focus seems to miss focus at f/1.8. I've tried setting it to single-point auto-focus: it is better, but still not good ...
Subby's user avatar
Subby
  • 1
7 votes
4 answers
2k views

How to take sharper photos [duplicate]

I am sick and tired of getting photos that turn out just slightly blurry. I can't seem to figure out why this is or how to fix it. I like to shoot at events, indoors and outdoors, action shots and ...
Russell McMahon's user avatar
Russell McMahon
  • 19.6k
1 vote
1 answer
581 views

Sigma 18-35mm f/1.8 rattling sound

Just bought it used and when I shake it it makes a rattling sound. I know lenses with stabilization usually make that sound but this lens hasn't got that. So, is it normal or is something wrong? It ...
Community's user avatar
CommunityBot
  • 1
7 votes
2 answers
605 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 ...
Community's user avatar
CommunityBot
  • 1
3 votes
2 answers
4k views

How to determine if a new lens is a subpar copy?

I have read some posts like the ones below about testing a lens to determine how well it performs optically. What I didn't see was anything on determining whether the lens performs as it should and is ...
Community's user avatar
CommunityBot
  • 1
0 votes
2 answers
448 views

Image quality - related to camera or not? Blurry, artificially sharpened images

I bought a D90 camera recently which was well used with 67k shutter actuations. I took some photos and this is the result: On the left, you can see that the image looks blurry when zoomed into, ...
Community's user avatar
CommunityBot
  • 1
1 vote
1 answer
1k views

dropped a new fuji x100s [duplicate]

I just got a new fuji x100s and dropped it on the sidewalk from pocket height (3 feet). It has some scratches on bottom corners, but appears to be working ok. Is it possible that some internal ...
Community's user avatar
CommunityBot
  • 1
7 votes
4 answers
3k views

How can I check for damage to my lens from impact with a window?

I was taking a photo at an airport when I accidentally zoomed my Canon SX40HS into a window. The impact wasn't super hard, but there was a thump. I cannot see any visible damage, but how can I check ...
Community's user avatar
CommunityBot
  • 1
-2 votes
3 answers
3k views

Canon 70-200mm F4 L USM IS Focus Issues Photo All Soft?

Focus Issues Bought myself a used Canon 70-200mm F4 L USM IS Lens but as yet I've not achieved a single Sharp image list of various settings tried attempts so far and still no joy very frustrating. I ...
Community's user avatar
CommunityBot
  • 1
5 votes
2 answers
2k views

Is this the level of sharpness and detail I can expect from a Nikon D7000 and 18-105mm lens?

Being a newbie, I would like to have some comments on my current skill level and quality of my current equipment. I own a Nikon D7000 with 18-105. I am not very much satisfied with the quality of ...
Community's user avatar
CommunityBot
  • 1
4 votes
1 answer
2k views

Is the Quality Inconsistent on the Canon 24-70mm f/2.8 L MkI lens?

I'm considering buying a Canon 24-70 L Mk I. There is one thing that scares me a bit, though: reading reviews around the intertubes it appears that a fair number of people had to send their copy back ...
Community's user avatar
CommunityBot
  • 1
10 votes
3 answers
2k views

Is my Canon EF-S 15-85mm IS USM lens defective or par for course?

I got the Canon EF-S 15-85mm IS USM this week after a lot of deliberation as an upgrade to my 18-55mm IS kit lens for my Canon 550D, and did some trial shots using it and found the images to be on the ...
Community's user avatar
CommunityBot
  • 1

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