Lenses: Focal length vs. field of view
109
Alvium G1 User Guide V1.1.1
Alvium G1-240m/c
Values for G1-240m/c cameras with Type 1/2.3 (7.9 mm diagonal) sensors:
Alvium G1-319m/c
Values for G1-319m/c cameras with Type 1/1.8 (8.9 mm diagonal) sensors:
Focal length [mm]
Field of view (H × V in [mm])
Object distance = 500 mm
Object distance = 1000 mm
4.8
691 × 433
1389 × 871
6
552 × 346
1110 × 696
8
412 × 258
831 × 521
12
272 × 171
552 × 346
16
203 × 127
412 × 258
25
127 × 80
261 × 164
35
89 × 56
185 × 116
50
60 × 38
127 × 80
Table 56: Focal length versus field of view for Alvium G1-240m/c
Focal length [mm]
Field of view (H × V in [mm])
Object distance = 500 mm
Object distance = 1000 mm
4.8
735 × 550
1476 × 1104
6
586 × 439
1180 × 882
8
438 × 328
883 × 661
12
290 × 217
586 × 439
16
215 × 161
438 × 328
25
135 × 101
278 × 208
35
95 × 71
196 × 147
50
64 × 48
135 × 101
Table 57: Focal length versus field of view for Alvium G1-319m/c
