Profile Activity

xiota

Meta user

Network profile

Reputation

17,356

17.4k
11.5k
5.6k

Top tag

lens

Next privilege

20,000 Rep.

Access 'trusted user' tools

Badges

Newest

Nice Answer

Next badge

101/500

Impact

775 posts edited

947 helpful flags

4,202 votes cast

Summary Answers Questions Tags Badges Favorites Bounties Reputation All actions

42 Questions

Views Newest Activity Votes

votes

answers

views

What factors cause or prevent “generational loss” when JPEGs are recompressed multiple times?

jpeg image-compression

Jun 29 '18 at 4:24 xiota 17.4k

votes

answers

views

How to use Google Location History to geotag photos?

geotagging gps

May 4 at 20:52 Enny 101

votes

answers

768

views

Besides mirror lenses, what can cause ring-shaped bokeh?

bokeh shaped-bokeh

Jan 25 at 20:25 Patrick Hughes 890

votes

answers

162

views

How to compose photo with un-posed groups with four or more people?

composition wedding street-photography event-photography group-photos

May 4 at 9:10 xiota 17.4k

votes

answers

views

What is the cause of shutter lag on Sony a6000 with 55-210mm lens?

sony shutter-lag

Aug 30 at 3:16 AJ Henderson♦ 33.6k

votes

answer

302

views

How to identify the original manufacturer of lenses branded Vivitar?

lens old-lenses vintage

Mar 20 at 1:37 xiota 17.4k

votes

answers

203

views

What differences can be expected when using enlarging lenses for general or macro photography?

lens macro image-quality enlarging

Feb 15 at 1:53 Community♦ 1

votes

answer

views

How to set “release priority” rather than “focus priority” on Canon DSLR?

canon autofocus camera-settings

Jul 26 at 16:49 Michael C 142k

votes

answer

130

views

How to convert uncompressed FujiFilm raw to compressed raf?

raw fujifilm

Jun 25 at 1:33 xiota 17.4k

votes

answer

138

views

What is lens astigmatism?

lens terminology optics aberration

Feb 12 at 19:57 mattdm 126k

votes

answer

101

views

Where can I find service manuals for old (and new) lenses?

lens repair old-lenses

Feb 5 at 2:41 xiota 17.4k

votes

answers

views

Is there a “normal” working distance?

terminology

Jan 30 at 21:43 Steven Kersting 985

votes

answers

689

views

Why is the color mask of this 135 film dark blue-green?

color 35mm negative-film polaroid

Aug 30 at 8:09 xiota 17.4k

votes

answers

228

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 at 6:47 Michael C 142k

votes

answer

245

views

How to fix balsam separation?

lens repair old-lenses

May 13 at 4:07 Community♦ 1

votes

answers

379

views

Can lens defects, such as scratches or fungus, improve image quality?

lens

Apr 9 at 20:57 xiota 17.4k

votes

answer

views

What focal-length setting to use for in-body image stabilization with manual zoom lenses?

manual-focus old-lenses image-stabilization

Apr 5 at 7:20 xiota 17.4k

votes

answer

views

How to set manual focus lens when asking others to take pictures for me?

manual-focus

Apr 2 at 6:46 xiota 17.4k

votes

answer

120

views

How to identify the original manufacturer of lenses branded Sears?

lens old-lenses vintage

Mar 13 at 0:26 xiota 17.4k

votes

answers

210

views

What are these streaks on lens element? How to remove?

lens cleaning

Feb 12 at 17:13 xiota 17.4k

votes

answers

168

views

What are the technical reasons to design lenses with oddly shaped apertures?

lens aperture

Jan 6 at 21:29 Steven Kersting 985

votes

answers

106

views

What would happen if a lens had translucent aperture blades?

lens

Jan 2 at 17:17 Steven Kersting 985

vote

answer

views

How to nail focus with Digital Split Image on FujiFilm X-Series cameras?

manual-focus fujifilm fujifilm-x-t20

Jul 13 at 18:03 Community♦ 1

vote

answers

176

views

How to nail focus with Peak Highlight on FujiFilm X-Series cameras?

manual-focus fujifilm fujifilm-x-t20

Jun 15 at 7:57 xiota 17.4k

vote

answers

192

views

What are the pros and cons of deleting all of my archived RAW files?

raw storage raw-vs-jpeg

Apr 28 at 3:51 xiota 17.4k

vote

answer

views

How to make FujiFilm X-T20 switch between EVF and LCD based on custom distance?

fujifilm fujifilm-x-t20

Apr 24 at 19:30 mattdm 126k

vote

answer

146

views

How to identify the original manufacturer of lenses branded Focal (Kmart)?

lens old-lenses vintage

Mar 13 at 0:30 xiota 17.4k

vote

answer

views

How to identify the original manufacturer of lenses branded JCPenney?

lens old-lenses vintage

Mar 13 at 0:25 xiota 17.4k

vote

answer

136

views

What is this peripheral haziness on a lens element? What can be done about it?

lens repair cleaning

Feb 19 at 9:02 Community♦ 1

vote

answers

views

What would happen if the location of a filter on a lens were changed?

lens filters

Dec 9 at 18:58 JerryTheC 2,833

Stack Exchange Network

current community

your communities

more stack exchange communities

Next privilege

Next badge

42 Questions

What factors cause or prevent “generational loss” when JPEGs are recompressed multiple times?

How to use Google Location History to geotag photos?

Besides mirror lenses, what can cause ring-shaped bokeh?

How to compose photo with un-posed groups with four or more people?

What is the cause of shutter lag on Sony a6000 with 55-210mm lens?

How to identify the original manufacturer of lenses branded Vivitar?

What differences can be expected when using enlarging lenses for general or macro photography?

How to set “release priority” rather than “focus priority” on Canon DSLR?

How to convert uncompressed FujiFilm raw to compressed raf?

What is lens astigmatism?

Where can I find service manuals for old (and new) lenses?

Is there a “normal” working distance?

Why is the color mask of this 135 film dark blue-green?

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

How to fix balsam separation?

Can lens defects, such as scratches or fungus, improve image quality?

What focal-length setting to use for in-body image stabilization with manual zoom lenses?

How to set manual focus lens when asking others to take pictures for me?

How to identify the original manufacturer of lenses branded Sears?

What are these streaks on lens element? How to remove?

What are the technical reasons to design lenses with oddly shaped apertures?

What would happen if a lens had translucent aperture blades?

How to nail focus with Digital Split Image on FujiFilm X-Series cameras?

How to nail focus with Peak Highlight on FujiFilm X-Series cameras?

What are the pros and cons of deleting all of my archived RAW files?

How to make FujiFilm X-T20 switch between EVF and LCD based on custom distance?

How to identify the original manufacturer of lenses branded Focal (Kmart)?

How to identify the original manufacturer of lenses branded JCPenney?

What is this peripheral haziness on a lens element? What can be done about it?

What would happen if the location of a filter on a lens were changed?