Canon RF 20-40mm f4 is an STM lens. It comes with 11 elements in 8 groups, Circular Aperture, F4.0 maximum aperture, F22 minimum aperture, 95mm filter, and 1:6.7 maximum Magnification ratio. It has a 0.39m Closest Focusing Distance & a 49° Diagonal Angle of View. Available for Canon EOS R System.
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Brand |
Canon |
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Model (Mount Type) |
RF 20-40mm f4 STM lens |
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Status |
Coming Soon |
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Release Date |
Exp release 2022 |
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Construction |
11 elements in 8 groups |
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Aperture Type |
Circular aperture diaphragm |
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Maximum Aperture |
F4 |
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Minimum Aperture |
F22 |
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Closest Focusing Distance |
1.28 ft. / 0.39m |
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Maximum Magnification ratio |
1:6.7 |
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Diagonal Angle of View |
49° |
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Filter Size |
95mm |
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Max Diameter |
21mm |
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Overall Length |
124mm |
|
Weight |
450 |
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