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Canon FDn 100mm f/2.8

100 mm · f/2.8 · Canon FD

The Canon FDn 100mm f/2.8 is a 100 mm prime lens with a maximum aperture of f/2.8 for the Canon FD mount. Here are its field of view on different sensors, hyperfocal distances and the cameras it fits.

Focal length
100 mm
Max aperture
f/2.8
Mount
Canon FD
Designed for
1.53× crop

Field of view by sensor

SensorDiagonal angle of view35 mm equivalent
APS-C (1.5×)16.1°153 mm
Canon APS-C (1.6×)15.4°160 mm
Micro Four Thirds12.3°200 mm

Hyperfocal distance

Focal lengthf/2.8f/5.6f/8f/11f/16
100 mm183 m91 m64 m47 m32 m

Circle of confusion 0.020 mm (sensor size the lens is designed for).

Where to buy

B&H PhotoAmazonKEH (used)MPB (used)

FAQ

What is the Canon FDn 100mm f/2.8 equivalent to on APS-C?
It is designed for a 1.53× sensor, giving a full-frame equivalent of 153 mm.