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Broadband Dielectric Coatings

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  • Broadband Dielectric Coatings

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CASTECH  offers two standard dielectric broadband coatings . Other  coatings are available upon request.

   •  High quality ,excellent value 

   •  Broaband  dielectric coatings

   •  Hight  damage threshrod

 

Specifications：

Substrate Material BK7 or BOROFLOAT
Damage Threshold BD1：500W/cm2  1J/cm2 ，10 nsec pulses within the wavelength range typical

BD2：1000W/cm2  2J/cm2 ，10 nsec pulses within the wavelength range typical
Coating Code Wavelength Range（nm） Reflectivity per Surface Angle of incidence
BD488-694 488-694（VIS band） Rs,Rp>99% 0-45°
BD700-950 700-950（NIR band）

Rs>99% ,Rp>98%@700-950 nm 

Ravg>80%@632.8 nm

 0-45°

 

 

Order Information：

To order  append the coating code  BD488-694 to the substrate number.

For example   MIR-127-031-BK7-BD488-694 。

 

BD488-694

 

BD700-950

 

 

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