Broadband Dielectric Coatings
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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