Lenses: Focal length vs. field of view
153
Alvium CSI-2 Cameras User Guide V2.6.2
Alvium 1500 C-500m/c, 1500 C-501m/c NIR
Values apply to 1500 C-500m/c and 1500 C-501m/c NIR cameras with Type 1/2.5
(7.1 mm diagonal) sensors.
Alvium 1800 C-030m VSWIR
Values apply to 1800 C-030m VSWIR cameras with Type 1/4 (4.1 mm diagonal)
sensors.
Focal length [mm]
Field of view (H × V in [mm])
Object distance = 500 mm
Object distance = 1000 mm
2.8
1013 × 759
2031 × 1523
3.6
786 × 590
1578 × 1184
4.8
588 × 441
1182 × 887
6
469 × 352
945 × 709
8
351 × 263
707 × 530
12
232 × 174
469 × 352
16
172 × 129
351 × 263
25
108 × 81
222 × 167
Table 70: Focal length versus field of view for Alvium 1500 C-500m/c
and
1500 C-501m/c NIR
Focal length [mm]
Field of view (H × V [mm])
Object distance = 500 mm
Object distance = 1000 mm
4
407 × 322
817 × 647
5
775 × 773
1557 × 1553
6
644 × 642
1296 × 1293
8
481 × 480
970 × 968
12
318 × 317
644 × 642
16
237 × 236
481 × 480
25
149 × 148
305 × 304
35
104 × 104
216 × 215
50
70 × 70
149 × 148
Table 71: Focal length versus field of view for Alvium 1800 C-030m VSWIR