Field of View

Comparisons

63mm Medium format vs 50mm Full frame

63mm Medium format and 50mm Full frame frame practically the same. The shapes differ: 63mm Medium format is 4:3, 50mm Full frame is 3:2.

Reference photo: Forest
A 63mm Medium format
B 50mm Full frame
The scene as framed by 63mm Medium format
A What 63mm Medium format sees
The scene as framed by 50mm Full frame
B What 50mm Full frame sees

The numbers

A 63mm on Medium formatB 50mm on Full frame
Focal length63mm50mm
Full-frame equivalent49.8mm50mm
Horizontal38.3°39.6°
Vertical29.3°27°
Diagonal47°46.8°
SensorMedium format 43.8 × 32.9 mmFull frame 36 × 24 mm
Crop factor×0.8×1
Aspect ratio4:33:2

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