Shortpass dichroic mirrors do the opposite of longpass types: they transmit the shorter wavelengths and reflect the longer ones. Typical uses are pulling an infrared beam out of a visible path, or combining a visible and an NIR laser.
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Key specifications
- Reflection R > 99 % in the long-wavelength band; transmission T > 90 % in the short-wavelength band
- Ø12.5 mm mounted as standard, other sizes on request
- Substrate thickness 1.1, 2 or 3 mm
How to choose
Choose the mirror whose transmission range covers the wavelength you want to pass and whose reflection range covers the one you want to redirect.
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