Changhui-EO PROMISE

1.Meet our customer's Specification and Timelines.

2.100% Money Back Quality Guarantee

Dichroic Mirrors are coated with high reflecting at one wavelength and high transmission at another wavelength. Kinds of material, size with dichroic coating are available from Changhui-EO.

Specifications:

Material:--------------------------- -N-BK7, UV Fused silica etc.

Typical Diameter (Фmm):------ 10.0, 12.7, 15.0, 20.0, 25.4, 30.0, 50.8, etc. 
Diameter Tolerance: ----------- +/ -0.1mm 
Thickness Tolerance: -------- ±0.2mm 
Clear Aperture: ------------------->80% 
Parallelism: ---------------------- 3'(Standard), 1’(High Precision)  
Surface Quality: ----------------- 60/40(Standard), 10/5(High Precision) 
Flatness( per 25mm @633mm): ----------λ/4((Standard), λ/8(High Precision) 
Bevel: ------------------------------ <0.25mm x 45deg
Coating: -------------------------- HR@wavelength-1+HT@wavelength-2 on one side and AR @wavelength-2 on the other side with AOI=0deg or 45deg

Coating Examples:

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