ALLIED Vision Technologies Marlin F-201 - Manual (Page 19)

Filter and lenses
MARLIN Technical Manual V2.4.0
19
Filter and lenses
The following illustration shows the spectral transmission of the IR cut filter:
Camera lenses
AVT offers different lenses from a variety of manufacturers. The following
table lists selected image formats depending on camera type, distance and
the focal length of the lens.
Figure 1: Spectral transmission of Jenofilt 217
Focal length
Marlin F-033/046/145/146 Distance = 0.5 m Distance = 1 m
4.8 mm 0.5 m x 0.67 m 1.0 m x 1.33 m
8 mm 0.3 m x 0.4 m 0.6 m x 0.8 m
12 mm 0.195 m x 0.26 m 0.39 m x 0.58 m
16 mm 0.145 m x 0.19 m 0.29 m x 0.38 m
25 mm 9.1 cm x 12.1 cm 18.2 cm x 24.2 cm
35 mm 6.4 cm x 8.51 cm 12.8 cm x 17.02 cm
50 mm 4.4 cm x 5.85 cm 8.8 cm x 11.7 cm
Table 4: Focal length vs. field of view (Marlin F-033/046/145/146)