Dielectric Mirror, ValuMax, Borofloat, 25.4 mm Square, 700-950 nm

Economy Square Broadband Dielectric Mirrors

The 10SD520BD.2 is a ValuMax^® Dielectric Near Infrared Broadband Mirror 25.4 x 25.4 mm square, with a thickness of 6.0 mm, and flatness of λ/10. By taking advantage of advanced polishing techniques and our high volume manufacturing, ValuMax^® mirrors are truly cost effective. This family of mirrors boasts seven standard metallic and dielectric broadband coatings, covering the UV, visible, and IR; and are available in 12.7, 19.05, 25.4, and 50.8 mm (0.5, 0.75, 1.0, and 2.0 in.) diameters and square sizes utilizing Borofloat® 33 substrates. This mirror has a 60-40 surface quality and is coated for 700-950 nm.

Specifications

Technical Specs

Wavelength Region
NIR
Wavelength Range
700-950 nm
Mirror Shape
Square
Mirror Size
25.4 x 25.4 mm
Thickness
6.0 mm
Material
Borofloat® 33
Coating Type
Broadband Dielectric
Coating Code
BD.2
Surface Quality
60-40 scratch-dig
Surface Flatness
λ/10 at 632.8 nm
Substrate Number
10SD520

Angle of Incidence
0-45°
Clear Aperture
≥central 80% of diameter
Back Surface
Ground
Reflectivity
R_s,avg>99%, R_p,avg>97% @ 700-950 nm
Damage Threshold
1000 W/cm² CW, 4 J/cm², 10 ns pulses, 10 Hz, at 800 nm
Thickness Tolerance
±0.25 mm
Chamfers
0.25-0.76 mm face width
Chamfers Angle Tolerance
45° ±15°
Cleaning
See How to Clean Optics

Wavelength Region
NIR
Wavelength Range
700-950 nm
Mirror Shape
Square
Mirror Size
25.4 x 25.4 mm
Thickness
6.0 mm
Material
Borofloat® 33
Coating Type
Broadband Dielectric
Coating Code
BD.2
Surface Quality
60-40 scratch-dig
Surface Flatness
λ/10 at 632.8 nm
Substrate Number
10SD520

Angle of Incidence
0-45°
Clear Aperture
≥central 80% of diameter
Back Surface
Ground
Reflectivity
R_s,avg>99%, R_p,avg>97% @ 700-950 nm
Damage Threshold
1000 W/cm² CW, 4 J/cm², 10 ns pulses, 10 Hz, at 800 nm
Thickness Tolerance
±0.25 mm
Chamfers
0.25-0.76 mm face width
Chamfers Angle Tolerance
45° ±15°
Cleaning
See How to Clean Optics

Resources & Downloads

Other

10SD520BD.2 RoHS Certificate(702.5 kB, PDF)
BD.2 Raw Data.xlsx(82.6 kB, XLSX)

2D Product Drawings

SD520BD Series Drawing(82.4 kB, PDF)

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