Filter
Multi-Coated Filter
Multi-Coated Filter is made of optical materials such as Bk7, Fused Silica, Colored Glass, Sapphire and so on. Hundreds Optics offers Multi-Coated Filters include bandpass filters, dichroic filters, s..

Multi-Coated Filter is made of optical materials such as Bk7, Fused Silica, Colored Glass, Sapphire and so on. Hundreds Optics offers Multi-Coated Filters include bandpass filters, dichroic filters, short-pass filters and long-pass filters.
Material: |
BK7 Glass, Fused Silica or Color glass |
Dimension Tolerance: |
+0.0/-0.2mm |
Thickness Tolerance: |
±0.2mm(General),±0.05(High Precision) |
Surface Quality: |
80/50(General),40/20(High Precision) |
Clear Aperture: |
>90% |
Flatness: |
λ/2@633nm(General),λ/10@633nm Precision) |
Parallelism: |
<3 arc min.(General). <3 arc sec.(High Precision) |
AR Coated: |
Uncoated, AR, HR, PR, etc. |