D-shaped Mirror, Gold, Fused Silica, 25.4 mm, λ/10, 650-20,000 nm

The 10DD20ER.4 is a D-shaped Gold Broadband Mirror with a 25.4 mm (1.0 inch) diameter, a thickness of 6.0 mm, and a flatness of λ/10. The mirror's straight edge allows multiple tightly packed beams or sources to be separated. The 10DD20ER.4 has a 40-20 surface quality and an average reflectivity greater than 96% from 650 - 1,700 nm and >98% from 1,700 - 20,000 nm (1.7 - 20 µm).

Specifications

Technical Specs

Wavelength Region
Broadband
Wavelength Range
650-20000 nm
Mirror Shape
D-shaped
Diameter
25.4 mm
Mirror Size
Ø25.4 mm
Thickness
6.0 mm
Material
Fused Silica

Coating Code
ER.4
Surface Quality
40-20 scratch-dig
Surface Flatness
λ/10 at 632.8 nm
Clear Aperture
≥90% of diameter
Back Surface
Fine Ground
Reflectivity
R_avg>96%, R_min>92% @ 650-1700 nm R_avg>98%, R_min>96% @ 1.7-20 µm
Damage Threshold
0.5 J/cm² with 10 ns pulses at 1064 nm, 20Hz

Wavelength Region
Broadband
Wavelength Range
650-20000 nm
Mirror Shape
D-shaped
Diameter
25.4 mm
Mirror Size
Ø25.4 mm
Thickness
6.0 mm
Material
Fused Silica

Coating Code
ER.4
Surface Quality
40-20 scratch-dig
Surface Flatness
λ/10 at 632.8 nm
Clear Aperture
≥90% of diameter
Back Surface
Fine Ground
Reflectivity
R_avg>96%, R_min>92% @ 650-1700 nm R_avg>98%, R_min>96% @ 1.7-20 µm
Damage Threshold
0.5 J/cm² with 10 ns pulses at 1064 nm, 20Hz

Resources & Downloads

3D Product Models

Other

10DD20ER.4 RoHS Certificate(709.8 kB, PDF)
ER.4 Raw Data.xlsx(223.5 kB, XLSX)

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