Color glass banspass filters absorb and transmit different spectral bands because of the essential material property. That means Unlike the dielectric filters, the central wavelength does not change much when the AOI changes. We provide many kinds of filters to meet your different need.
| Dimension Tolerance | +0-0.2mm |
| Thickness Tolerance | +/-0.2mm |
| Surface quality | 80-50 |
| Flatness | <2λ@632.8nm |
| Clear Aperture | >90% |
| Parallelism | <5 arc minutes |
| Chamfer | 0.3mm@45 degree |
| * Remark：Customized is available | |
GG Series: Yellow glass
GG400, GG420, GG455, GG475, GG495
OG Series: Orange glass
OG530, OG550, OG570, OG590
RG Series: Red and black glass, IR transmitting
RG610, RG630, RG645, RG665, RG695, RG715, RG780, RG830, RG850
UG Series: Black blue glasses, ultraviolet transmitting
UG1, UG5, UG11
KG Series: Colorless glass with high transmission in the visible and absorption in the IR range (heat protection filters)
KG2, KG3
NG Series: Neutral glass with uniform attenuation in the visible range
NG1, NG3, NG4, NG5, NG9, NG11
