Questions tagged “mtf”

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

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132

Does image size affect acutance measurements when comparing cameras?

testingsharpnessacutancemtfimage-quality

Landon Ham

4mo ago

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2

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140

Why would a fisheye lens test sharper at the edges than in the center?

sonyfisheyelens-testingsharpnessmtf

Photography Stack Exchange contributor

4y ago

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120

Why does my MTF calculation from a printed bar chart just reproduce contrast, and how should I normalize it?

image-analysissharpnesssmartphonemtftest-charts

Photography Stack Exchange contributor

5y ago

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2

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185

Which image format should I use on a smartphone to preserve metadata and avoid compression for MTF testing?

metadataexiffile-formatsrawmtf

Photography Stack Exchange contributor

5y ago

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2

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246

How can I estimate the minimum printable QR code size a smartphone camera can reliably resolve?

resolutiontestingmtfqr-codesmartphone-photography

Photography Stack Exchange contributor

5y ago

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2

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251

How do lens lp/mm and MTF relate to sensor pixel size and real image detail?

lensessensorresolutionmtfimage-quality

Photography Stack Exchange contributor

5y ago

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2

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143

How can I test sharpness across the full field of a 180° fisheye lens?

fisheyevignettinglens-testingsharpnessmtf

Photography Stack Exchange contributor

8y ago

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2

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335

How do I read an MTF chart in a lens specification?

lenseslens-specificationsopticssharpnessmtf

Photography Stack Exchange contributor

8y ago

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2

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252

What does “R|H” mean on an MTF chart spec sheet?

lens-specificationslens-sharpnessfull-frameopticsmtf

Photography Stack Exchange contributor

9y ago

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2

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237

Do a 300mm f/2.8 and 300mm f/4 reach similar sharpness at their sweet spots?

lenseslandscapesharpnesstelephotomtf

Photography Stack Exchange contributor

9y ago

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2

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163

What does a lens “resolution in megapixels” mean?

nikon-d3300lensesresolutionsharpnessmtf

Photography Stack Exchange contributor

10y ago

0

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2

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151

Do older lenses limit the real-world benefit of high-resolution camera sensors?

high-megapixellens-sharpnessresolutioncanon-efmtf

Photography Stack Exchange contributor

11y ago

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2

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127

How can I tell whether image resolution is limited by the lens or the sensor?

canon-eos-5d-mark-iidiffractionlens-sharpnesssensor-resolutionmtf

Photography Stack Exchange contributor

11y ago

0

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2

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311

Does photographic film have infinite resolution compared with digital sensors?

resolutiondigital-vs-filmfilmmtfimage-quality

Photography Stack Exchange contributor

12y ago

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305

Why do MTF charts use 10 lp/mm for contrast and 30 lp/mm for resolution?

lensesresolutionlens-testingcontrastmtf

Photography Stack Exchange contributor

13y ago

0

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2

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230

How do MTF50 measurements compare with a manufacturer's MTF chart?

canonlens-testingsharpnessmtfimage-quality

Photography Stack Exchange contributor

13y ago

0

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2

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113

What does Imatest SQF mean, and which print-size value should I use?

sqfsharpnessimatestmtfimage-quality

Photography Stack Exchange contributor

14y ago

0

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2

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167

What does "lines per picture height" mean in MTF and sharpness measurements?

resolutionsharpnesstechnical-termsmtfimage-quality

Photography Stack Exchange contributor

14y ago

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155

Can an MTF chart tell you anything about a lens’s bokeh quality?

lens-performancelensesbokehopticsmtf

Photography Stack Exchange contributor

14y ago

0

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2

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138

How should I compare Photozone MTF results for the Pentax DA* 300mm f/4 against Canon and Nikon 300mm f/4 lenses?

lens-comparisonwildlifetelephotomtfpentax

Photography Stack Exchange contributor

14y ago

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