User G_H

193

votes

15

answers

128k

views

What do all those cryptic number and letter codes in a lens name mean?

lens terminology

Mar 15 '19 at 20:00 Community♦ 1

66

votes

7

answers

21k

views

What is a “diffraction limit”?

aperture sharpness optics diffraction

Feb 2 '18 at 22:04 Community♦ 1

39

votes

5

answers

9k

views

What should one look for when buying a used lens?

lens used-equipment

Aug 7 '10 at 23:49 chills42 23k

34

votes

9

answers

23k

views

Why is 18% grey considered to be in the middle for photography?

black-and-white gray-card

Apr 25 '19 at 21:52 Rafael 18.1k

34

votes

8

answers

24k

views

Technically, why is the out of focus area blurred more when using a bigger aperture?

aperture depth-of-field optics human-vision-system

Mar 26 '19 at 14:28 mongo 313

28

votes

4

answers

22k

views

When should you use a normal flash vs a second-curtain flash?

flash second-curtain

Feb 2 '19 at 0:42 Glorfindel 815

17

votes

4

answers

5k

views

What is the difference between perspective distortion and barrel or pincushion distortion?

lens terminology optics distortion

Jan 2 '19 at 11:57 Community♦ 1

16

votes

2

answers

4k

views

How do DSLRs figure out what aperture to select in P mode?

dslr aperture program-mode

Jun 5 '18 at 19:10 Please Read My Profile 137k

16

votes

4

answers

3k

views

What is the optimal order of post-processing steps?

post-processing workflow

Mar 28 '11 at 2:49 Please Read My Profile 137k

13

votes

4

answers

822

views

How does flexible ISO make shooting digital different from film?

iso digital-vs-film

Aug 29 '11 at 19:40 Community♦ 1

13

votes

1

answer

9k

views

Which color filter do I use for a black & white portrait?

portrait black-and-white color-filters

Jan 28 '17 at 0:59 inkista 44.4k

7

votes

3

answers

1k

views

What effects do matte, semi-glossy and glossy paper have on the photo?

prints paper

May 12 '16 at 17:52 Community♦ 1

7

votes

1

answer

4k

views

Scanning negative 35mm: color accuracy, color balance, film bias

film 35mm scanning film-scanner

Mar 26 '19 at 7:47 Please Read My Profile 137k

7

votes

2

answers

8k

views

Why are large aperture lenses so expensive? [duplicate]

lens lens-design

Apr 18 '13 at 20:20 AJ Henderson♦ 34k

6

votes

4

answers

3k

views

What is the best focal length for using a DSLR to digitize film negatives?

film digital-vs-film negative-film

Jun 5 at 21:18 Fred 11

6

votes

2

answers

2k

views

What is the reference plane used when the minimum focus distance is measured?

focus

Dec 29 '13 at 20:55 Michael C 154k

5

votes

1

answer

81

views

In an image with camera shake and a point light source, can the shape of the point light source be used to practically reduce the shake significantly?

blur night-photography camera-shake computational-photography

Feb 27 '19 at 4:35 scottbb 26.5k

4

votes

3

answers

3k

views

Why does getting closer or zooming in decrease depth of field?

focal-length depth-of-field subject-distance

Feb 26 '19 at 16:48 G_H 896

3

votes

3

answers

2k

views

Negatives all transparent after unsuccessful development

processing

Oct 26 '16 at 11:36 Community♦ 1

2

votes

3

answers

708

views

In photo taken with a prime lens, what is the cause of the “zoomed” bokeh appearance?

lens bokeh distortion aberration cats-eye-bokeh

Jun 20 '19 at 6:47 Michael C 154k

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What do all those cryptic number and letter codes in a lens name mean?

What is a “diffraction limit”?

What should one look for when buying a used lens?

Why is 18% grey considered to be in the middle for photography?

Technically, why is the out of focus area blurred more when using a bigger aperture?

When should you use a normal flash vs a second-curtain flash?

What is the difference between perspective distortion and barrel or pincushion distortion?

How do DSLRs figure out what aperture to select in P mode?

What is the optimal order of post-processing steps?

How does flexible ISO make shooting digital different from film?

Which color filter do I use for a black & white portrait?

What effects do matte, semi-glossy and glossy paper have on the photo?

Scanning negative 35mm: color accuracy, color balance, film bias

Why are large aperture lenses so expensive? [duplicate]

What is the best focal length for using a DSLR to digitize film negatives?

What is the reference plane used when the minimum focus distance is measured?

In an image with camera shake and a point light source, can the shape of the point light source be used to practically reduce the shake significantly?

Why does getting closer or zooming in decrease depth of field?

Negatives all transparent after unsuccessful development

In photo taken with a prime lens, what is the cause of the “zoomed” bokeh appearance?