Questions tagged “lens aberrations”

Ask the Unique Photo creator community — gear, technique, post-processing and more.

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121

Why do stars in my tracked astrophotos have a small 'tail' or comet shape?

comalens-aberrationsastrophotographycanon-70dstar-tracker

Neppomuk

5mo ago

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2

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112

What causes a doubled edge on an out-of-focus subject near the frame edge?

sigmadepth-of-fieldlens-aberrationsbokehnikon-z

noearchimede

1y ago

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95

Does chromatic aberration get worse as subject distance increases?

lenseslens-aberrationsopticschromatic-aberration

Photography Stack Exchange contributor

5y ago

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2

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119

Why do stars and distant lights look like teardrops at 300mm f/5.6 on my Canon 70-300mm?

canonlens-aberrationstelephoto-lensastrophotographyfocus

Photography Stack Exchange contributor

5y ago

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2

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119

What causes bokeh circles with a dark inner ring and bright center?

telephoto-zoomfujifilmlens-aberrationsbokehlens-defects

Photography Stack Exchange contributor

6y ago

0

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2

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144

Does lens vignetting increase depth of field or cause corner-specific focus effects?

depth-of-fieldlens-aberrationsvignettingopticsfield-curvature

Photography Stack Exchange contributor

6y ago

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2

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125

Why do out-of-focus highlights look doubled in shallow depth-of-field photos?

depth-of-fieldlens-aberrationsbokehopticscanon-eos-600d

Photography Stack Exchange contributor

7y ago

0

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2

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137

Why won’t Lightroom remove the purple fringe in my photo?

lens-aberrationspost-processinglightroompurple-fringingchromatic-aberration

Photography Stack Exchange contributor

7y ago

0

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2

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101

Can you tell from a blurred photo whether focus was in front of or behind the subject?

depth-of-fieldlens-aberrationsbokehfocusmanual-focus

Photography Stack Exchange contributor

7y ago

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2

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207

What is lens astigmatism, and how does it show up in photos?

astigmatismlens-aberrationsopticsimage-quality

Photography Stack Exchange contributor

7y ago

0

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2

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132

Why do out-of-focus highlights look stretched outward with a wide-angle prime lens?

lens-aberrationsbokehprime-lenswide-angleoptics

Photography Stack Exchange contributor

7y ago

0

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2

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105

Why does focus fall off near the top and bottom of a frame?

lens-aberrationsfield-curvaturecinema-lensesedge-sharpness

Photography Stack Exchange contributor

9y ago

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2

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123

Why do bright LED points appear to spread light into the dark areas between them?

lens-aberrationsnight-photographyopticsledflare

Photography Stack Exchange contributor

9y ago

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2

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95

Are coma, flare, and misshapen stars normal for a Samyang 24mm f/1.4 at f/1.4?

samyang24mmlens-aberrationsnight-photographyastrophotography

Photography Stack Exchange contributor

9y ago

0

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2

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97

What causes blue and red fringes around black areas in my test photos?

lens-aberrationsnikon-d7000sharpnessprime-lenseschromatic-aberration

Photography Stack Exchange contributor

10y ago

0

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2

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109

What focus-chart results suggest a lens element is de-centered or out of spacing?

focus-testinglens-aberrationsvintage-lenseslens-repairpentax

Photography Stack Exchange contributor

11y ago

0

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2

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86

What causes glittery or textured bokeh from light passing through glass or other scattering objects?

depth-of-fieldlens-aberrationsbokehhighlightsoptics

Photography Stack Exchange contributor

12y ago

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2

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66

Why can Sony A7 photos show “banded” or double-line bokeh with fast lenses?

adapted-lenseslens-aberrationsbokehsony-a7vintage-lenses

Photography Stack Exchange contributor

12y ago

0

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2

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459

Why does this lens produce oval, swirly bokeh toward the edges of the frame?

lenseslens-aberrationsbokehfilm-photographymedium-format

Photography Stack Exchange contributor

12y ago

0

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2

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115

Why do stars show different aberrations on the left and right sides of my image?

comalens-aberrationswide-angleastrophotographymanual-focus

Photography Stack Exchange contributor

12y ago

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