Questions tagged “camera calibration”

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

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Can I use an IT8 target to color-calibrate a camera for digitizing paint samples?

lighting product-photography color-management archiving camera-calibration

Photography Stack Exchange contributor

2y ago

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138

How can I correct Mars Ingenuity fisheye images with FFmpeg?

fisheye lens-correction mars-ingenuity ffmpeg camera-calibration

Photography Stack Exchange contributor

5y ago

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Does camera calibration focal length depend on photodiode shape or fill factor?

opencv image-sensor focal-length camera-calibration camera-intrinsics

Photography Stack Exchange contributor

5y ago

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148

How do I calculate the ground footprint of a TerraPhoto oblique aerial image from IML pose and calibration data?

aerial-photography geotagging field-of-view photogrammetry camera-calibration

Photography Stack Exchange contributor

5y ago

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113

How can I calculate a drone camera’s height above the ground from the measured distances to the top and bottom of a known target?

drone distance-measurement geometry computer-vision camera-calibration

Photography Stack Exchange contributor

6y ago

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128

How autofocus microadjustment works and what it can correct

autofocus af-microadjustment contrast-detect-af phase-detect-af camera-calibration

Photography Stack Exchange contributor

7y ago

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126

Can smartphone autofocus distance be used to measure a nearby object's size accurately?

autofocus focus-distance camera-calibration smartphone-photography measurement

Photography Stack Exchange contributor

8y ago

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118

Why do my Raspberry Pi camera images shift color near the edges, and can it be corrected?

raspberry-pi-camera lens-shading vignetting color-shift camera-calibration

Photography Stack Exchange contributor

8y ago

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122

How do you calculate focal length in pixels from image width and horizontal field of view?

field-of-view geometry focal-length computer-vision camera-calibration

Photography Stack Exchange contributor

8y ago

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106

How can I measure the field of view of a camera with a fisheye lens?

field-of-view fisheye lens-measurement camera-calibration

Photography Stack Exchange contributor

9y ago

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156

How is a camera sensor’s spectral sensitivity measured and expressed?

sensor color-science spectral-sensitivity camera-calibration measurement

Photography Stack Exchange contributor

9y ago

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Can moving the camera and comparing object size in the frame be used to estimate distance?

photogrammetry distance-measurement geometry camera-calibration

Photography Stack Exchange contributor

9y ago

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131

Why does a known-size object measure different pixel widths at different positions, and how can I estimate image magnification more accurately?

magnification perspective image-scale pixel-measurement camera-calibration

Photography Stack Exchange contributor

10y ago

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Can you calculate subject distance from two photos taken a few centimeters apart?

rangefinder stereo-vision distance-measurement geometry camera-calibration

Photography Stack Exchange contributor

10y ago

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Why can autofocus micro-adjustment vary from one lens to another on the same camera body?

autofocus af-microadjustment lenses phase-detect-af camera-calibration

Photography Stack Exchange contributor

11y ago

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311

Can I calculate an object's size from a single photo if it sits closer to the camera than a known reference?

perspective scale smartphone camera-calibration measurement

Photography Stack Exchange contributor

11y ago

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136

Can you measure real-world lengths from a 360° panorama or cube-map image?

field-of-view photogrammetry panorama camera-calibration measurement

Photography Stack Exchange contributor

11y ago

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How can I align visible-light and thermal camera images without knowing object distance?

parallax image-registration thermal-imaging stereo-vision camera-calibration

Photography Stack Exchange contributor

12y ago

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134

Can you determine focal length from the aperture used on a zoom lens?

aperture exif focal-length zoom-lens camera-calibration

Photography Stack Exchange contributor

13y ago

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How can I determine a smartphone camera's focal length in pixels for pose estimation?

opencv pose-estimation smartphone focal-length camera-calibration

Photography Stack Exchange contributor

14y ago

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