Rman Long Pass Edge Filter / RSF-25C-664RU

It is available to cut the excitation laser beam and extracted with high transmittance Raman shifted light on the longer wavelength side with a sharp rise. It can be used to detect weak light of the Raman scattering.
In stock
Part Number
RSF-25C-664RU
¥76,500
◦At the wavelength of the laser specified it has excellent light-blocking properties of OD6 and in the transmission range it is a filter with a transmittance of more than 90%.
◦Because it is a dielectric multilayer coating, there is almost no absorption of light by the coating.
More Information
Catalog Code W3208
RoHS Yes
CE No
Download Product's Datasheet
Guide ▶Please contact our Sales Division for customized products. (customized of outer diameter, wavelength characteristic
Attention ▶If the light incident angle is other than 0 degrees, the transmittance characteristics may change. In normal use, when the incident angle changes, the wavelength may shift to the long wavelength side.
Specifications
CoatingDielectric multi-layer coating
Incident angle
Surface Quality (Scratch-Dig)60−40
High transmittance range wavelength 672.6 - 1497.7nm
High transmittance range transmittance>90%
Blocking range laser wavelength664nm
Blocking range optical density (average)6