Questions tagged “focus distance”

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

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454

Is there a general formula for the focus distance markings on a manual-focus lens?

app-design lens-design lenses focus-distance manual-focus

Peter M

1y ago

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172

Can Panasonic RW2 metadata provide usable focus distance for lens correction?

lensfun exif focus-distance panasonic rw2

Charles Duffy

2y ago

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251

What’s the difference between working distance, minimum focus distance, and infinity focus on a machine-vision lens?

lenses machine-vision optics focus-distance infinity-focus

Aravind D. Chakravarti

2y ago

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210

Do image stabilization systems account for focus distance in macro photography?

lens-tech macro focus-distance image-stabilization sharpness

Photography Stack Exchange contributor

3y ago

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238

What shooting distance gives maximum detail with a phone camera for flat subjects?

document-photography mobile-photography resolution focus-distance sharpness

Photography Stack Exchange contributor

3y ago

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173

What terminology should I use for a camera’s numeric focus control values?

camera-control documentation focus-distance focus terminology

Photography Stack Exchange contributor

4y ago

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241

Do lens distance and hyperfocal markings refer to the flange or the sensor/film plane?

lenses focus-distance hyperfocal manual-focus

Photography Stack Exchange contributor

5y ago

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248

What do the number scales on a Nikon AF Nikkor 24-120mm f/3.5-5.6D lens mean?

nikon lenses aperture focus-distance zoom-lens

Photography Stack Exchange contributor

6y ago

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139

Can a Nikon D3500 display the focus distance to the subject?

nikon nikon-d3500 exif focus-distance flash

Photography Stack Exchange contributor

6y ago

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314

What do Canon EXIF "Focus Distance Lower/Upper" mean, and how do they differ from depth of field?

depth-of-field metadata canon exif focus-distance

Photography Stack Exchange contributor

7y ago

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221

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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356

When is depth of field about one-third in front of the focus point and two-thirds behind?

depth-of-field optics photography-basics focus-distance hyperfocal

Photography Stack Exchange contributor

8y ago

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228

Why doesn’t 1:1 magnification on a macro lens occur at 4× the focal length?

magnification macro lenses optics focus-distance

Photography Stack Exchange contributor

8y ago

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579

What does focal length actually measure, and how is it different from focus distance?

macro lenses optics focus-distance focal-length

Photography Stack Exchange contributor

9y ago

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226

What factors determine depth of field, and how can I increase it besides changing aperture?

depth-of-field aperture focus-distance hyperfocal focal-length

Photography Stack Exchange contributor

9y ago

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331

What does it mean if a camera’s normal and macro focus ranges are the same?

camera-specs autofocus macro bridge-camera focus-distance

Photography Stack Exchange contributor

9y ago

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435

How do close-up filters work, and what do +1, +2, +3 diopters mean?

close-up-filters macro lenses focus-distance diopters

Photography Stack Exchange contributor

9y ago

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183

Can I make my own focus distance scale for a zoom lens without one?

nikkor calibration focus-distance manual-focus zoom-lens

Photography Stack Exchange contributor

11y ago

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216

Can EXIF metadata show the exact focus distance for each image in a focus stack?

focus-stacking metadata exif focus-distance focal-length

Photography Stack Exchange contributor

12y ago

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136

Can I determine subject distance from a Samsung Galaxy S4 JPEG?

metadata exif focus-distance geometry smartphone-photography

Photography Stack Exchange contributor

12y ago

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