Reference Guide

LENS FOCAL LENGTH ANGLES OF VIEW
800mm
3°06
Focal length
600mm
4° 10
Diagonal angle
500mm
5°
400mm
6°10
of view
mm
8° 15
200mm
12°
63°
28mm
75°
24mm
84°
20mm
94°
17mm
104°
14mm
114 °
Angles of view for the popular focal lengths
Type
Fish-eye Super wide-angle Wide-angle Standard
Short-telephoto Telephoto Super-telephoto
Focal length
(mm)
7.5 15 14 17 20 24
28 35 50 85
100 135
200 300
400
500 600 800
Diagonal < 43.2mm > 180° 180° 114° 104°
94° 84° 75° 63° 46°
28°30'
24° 18° 12°
8°15' 6°10'
5°
4°10' 3°06'
Vertical < 24mm > 180°
8F 70°30'
62° 53° 46°
38°
27° 16° 14° 10°
7°
4°35' 3°30'
2°45'
2°20'
1°40'
Horizontal < 36mm >
180° 104° 93° 84° 74° 65° 54° 40° 24° 20° 15° 10° 6°50'
5°10'
4°
3°30' 2°35'
3