Lenses: Focal length vs. field of view
108
Alvium G1 User Guide V1.1.1
Alvium G1-158m/c
Values for G1-158m/c cameras with Type 1/2.9 (6.3 mm diagonal) sensors:
Alvium G1-234m/c, G1-235m/c
Values for G1-234m/c and G1-235m/c cameras with Type 1/1.2
(13.4 mm diagonal) sensors:
Focal length [mm]
Field of view (H × V [mm])
Object distance = 500 mm
Object distance = 1000 mm
2.8
892 × 667
1789 × 1337
3.6
693 × 518
1390 × 1039
4.8
518 × 387
1041 × 778
6
414 × 309
832 × 622
8
309 × 231
623 × 465
12
204 × 153
414 × 309
16
152 × 114
309 × 231
25
95 × 71
196 × 146
Table 54: Focal length versus field of view for Alvium G1-158m/c
Focal length [mm]
Field of view (H × V in [mm])
Object distance = 500 mm
Object distance = 1000 mm
12 mm
461 × 290 mm
933 × 586 mm
16 mm
343 × 215 mm
697 × 438 mm
25 mm
215 × 135 mm
442 × 278 mm
35 mm
150 × 94 mm
312 × 196 mm
50 mm
102 × 64 mm
215 × 135 mm
Table 55: Focal length versus field of view for Alvium G1-234m/c, G1-235m/c