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Dichroic Mirrors

Dichroic Mirrors

Harmonic separators used to reflect one wavelength and to transmit the others. Reflectance is higher than 99.5% for the wavelength of interest and transmittance is at least 90% for the rejected wavelengths.

from 99 $
delivery Estimated delivery time: 4 - 5 days
Products
Specifications
Brochures
Description
Material
Diameter
Thickness
AOI
Reflected Wavelength
Transmitted Wavelength
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BK7
Code Material Diameter Thickness AOI Reflected Wavelength Transmitted Wavelength Price Delivery Add to cart
041-6105 BK7 ø12,7 mm 3 mm 45° R>99.5%@633nm T>90%@1064nm 99 $ Request
041-6605 BK7 ø12,7 mm 3 mm 45° R>99.5%@1064nm T>90%@633nm 105 $ 4 - 5 days
042-6605 BK7 ø25,4 mm 6 mm 45° R>99.5%@1064nm T>90%@633nm 132 $ 4 - 5 days
042-6105 BK7 ø25,4 mm 6 mm 45° R>99.5%@633nm T>90%@1064nm 127 $ Request
i 031-6800 BK7 ø12,7 mm 3 mm R>99.5%@1064nm T>95%@808nm 105 $ 4 - 5 days
031-6805 BK7 ø12,7 mm 3 mm 45° R>99.5%@1064nm T>95%@808nm 105 $ Request
032-6800 BK7 ø25,4 mm 6 mm R>99.5%@1064nm T>95%@808nm 132 $ Request
032-6805 BK7 ø25,4 mm 6 mm 45° R>99.5%@1064nm T>95%@808nm 132 $ 4 - 5 days
UVFS
Code Material Diameter Thickness AOI Reflected Wavelength Transmitted Wavelength Price Delivery Add to cart
041-6800 UVFS ø12,7 mm 3 mm R>99.5%@1064nm T>95%@808nm 132 $ 4 - 5 days
041-6805 UVFS ø12,7 mm 3 mm 45° R>99.5%@1064nm T>95%@808nm 132 $ 4 - 5 days
042-6800 UVFS ø25,4 mm 6 mm R>99.,5%@1064nm T>95%@808nm 165 $ 4 - 5 days
042-6805 UVFS ø25,4 mm 6 mm 45° R>99.5%@1064nm T>95%@808nm 165 $ 4 - 5 days
Substrate
 
Material
UV grade fused silica or BK7 glass
S1 Surface Flatness
λ/10 typical at 633 nm
S1 Surface Quality
20-10 scratch & dig (MIL-PRF-13830B)
S2 Surface Flatness
λ/10 typical at 633 nm
S2 Surface Quality 20-10 scratch & dig (MIL-PRF-13830B)
Diameter Tolerance
+0.00 mm-0.12 mm
Thickness Tolerance
±0.25
Parallelism
30 arcsec
Chamfer
0.3 mm at 45° typical


Coating

Technology
Electron beam multilayer dielectric
Adhesion and Durability
Per MIL-C-675A. Insoluble in lab solvents
Clear Aperture
Exceeds central 85% of diameter
Laser damage threshold:
                            BK7
                            UV FS

> 2 J/cm2, 8 ns pulse, 1064 nm
> 5 J/cm2, 8 ns pulse, 1064 nm
Coated Surface Flatness
λ/10 at 633 nm over 85% of diameter available
Angle of Incidence
45 degrees
Back side antireflection coated   R < 0.5%
EKSMA Optics Dichroic Mirrors
701.84 kB
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  • Laser Damage Threshold: >2J/cm2, 8 ns pulse, 1064 nm typical for BK7 substrates; >5J/cm2 8 ns pulse, 1064 nm typical for UVFS substrates
  • Back side antireflection coated: R<0.5%
  • Parallelism: 30 arcsec

Harmonic separators are dichroic beamsplitters used to reflect one wavelength and to transmit the others. Reflectance of >99.5% for the wavelength of interest and transmittance of >90% for the rejected wavelengths. The rear surface of harmonic separators is antireflection coated.
 

We also suggest to take a look at our SALE items - non standard dichroic mirrors that are available ex-stock.