The Canon FDn 200mm 1:4 is a 200 mm prime lens with a maximum aperture of f/4 for the Canon FD mount. Here are its field of view on different sensors, hyperfocal distances and the cameras it fits.
Focal length
200 mm
Max aperture
f/4
Mount
Canon FD
Designed for
1.53× crop
Field of view by sensor
| Sensor | Diagonal angle of view | 35 mm equivalent |
|---|---|---|
| APS-C (1.5×) | 8.1° | 306 mm |
| Canon APS-C (1.6×) | 7.7° | 320 mm |
| Micro Four Thirds | 6.2° | 400 mm |
Hyperfocal distance
| Focal length | f/5.6 | f/8 | f/11 | f/16 |
|---|---|---|---|---|
| 200 mm | 365 m | 256 m | 186 m | 128 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 200mm 1:4 equivalent to on APS-C?
It is designed for a 1.53× sensor, giving a full-frame equivalent of 307 mm.