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10.2 Cold mirror filter 75
10 Filters
MATRIX VISION offers two filters for the mvBlueFOX camera. The IR filter (p. 75) is part of the standard delivery
condition.
10.1 Hot mirror filter
The hot mirror filter FILTER IR-CUT 15,5X1,75 FE has great transmission in the visible spectrum and blocks out a
significant portion of the IR energy.
Technical data
Diameter 15.5 mm
Thickness 1.75 mm
Material Borofloat
Characteristics T = 50% @ 650 +/- 10 nm
T
>
92% 390-620 nm
R
avg
>
95% 700-1150 nm
AOI = 0 degrees
Surface quality Polished on both sides
Surface irregularity 5/3x0.06 scratch/digs on both sides
Edges cut without bezel
Figure 1: FILTER IR-CUT 15,5X1,75 FE wavelengths and transmission diagram
10.2 Cold mirror filter
The FILTER DL-CUT 15,5X1,5 is a high-quality day light cut filter and has optically polished surfaces. The polished
surface allows the use of the filter directly in the path of rays in image processing applications. The filter is protected
against scratches during the transport by a protection film that has to be removed before the installing the filter.
Technical data
Diameter 15.5 mm
Thickness 1.5 +/- 0.2 mm
Material Solaris S 306
Characteristics T
avg
>
80%
>
780 nm
MATRIX VISION GmbH