Sorry, this product is no longer offered for sale. The recommended replacement product is 20D20AL.2.
ValuMax Broadband Mirror, 50.8 mm Diameter, λ/5, 250-600 nm
The 20D510AL.2 is a ValuMax® UV Enhanced Aluminum Broadband Mirror with a diameter of 50.8 mm, thickness of 12.0 mm, and flatness of λ/5. 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 250-600 nm.
Specifications
Wavelength Region
UV
Wavelength Range
250-600 nm
Mirror Shape
Round
Diameter
50.8 mm
Mirror Size
Ø50.8 mm
Thickness
12.7 mm
Material
Borofloat® 33
Coating Type
UV Enhanced Aluminum
Coating Code
AL.2
Surface Quality
60-40 scratch-dig
Surface Flatness
λ/5 at 632.8 nm
Angle of Incidence
0-15°
Clear Aperture
≥central 80% of diameter
Back Surface
Ground
Reflectivity
Ravg>90% @ 250-600 nm
Diameter Tolerance
+0/-0.13 mm
Thickness Tolerance
±0.25 mm
Chamfers
0.38-1.14 mm face width
Chamfers Angle Tolerance
45° ±15°
Cleaning
Wavelength Region
UV
Wavelength Range
250-600 nm
Mirror Shape
Round
Diameter
50.8 mm
Mirror Size
Ø50.8 mm
Thickness
12.7 mm
Material
Borofloat® 33
Coating Type
UV Enhanced Aluminum
Coating Code
AL.2
Surface Quality
60-40 scratch-dig
Surface Flatness
λ/5 at 632.8 nm
Angle of Incidence
0-15°
Clear Aperture
≥central 80% of diameter
Back Surface
Ground
Reflectivity
Ravg>90% @ 250-600 nm
Diameter Tolerance
+0/-0.13 mm
Thickness Tolerance
±0.25 mm
Chamfers
0.38-1.14 mm face width
Chamfers Angle Tolerance
45° ±15°
Cleaning
