10E20BD.2 Elliptical Mirror

Clear Aperture

≥central 80% of diameter
Back Surface

Ground
Reflectivity

Rs (avg)>99%, Rp (ave)>97% @ 700-950 nm,R(avg)>80% at 632.8 nm
Damage Threshold

1000 W/cm² CW, 4 J/cm², 10 ns pulses, 10 Hz, at 800 nm
Thickness Tolerance

±0.2 mm
Chamfers

0.38–1.14 mm face width
Chamfers Angle Tolerance

45° ±15°
Cleaning

See How to Clean Optics
Minor Axis

25.4 mm
Major Axis

35.9 mm

Clear Aperture

≥central 80% of diameter
Back Surface

Ground
Reflectivity

Rs (avg)>99%, Rp (ave)>97% @ 700-950 nm,R(avg)>80% at 632.8 nm
Damage Threshold

1000 W/cm² CW, 4 J/cm², 10 ns pulses, 10 Hz, at 800 nm
Thickness Tolerance

±0.2 mm
Chamfers

0.38–1.14 mm face width
Chamfers Angle Tolerance

45° ±15°
Cleaning

See How to Clean Optics
Minor Axis

25.4 mm
Major Axis

35.9 mm

Description	Compatibility	Avail.	Price
10E20ER.1 Elliptical Mirror, Aluminum, N-BK7, 25.4 mm x 35.9 mm, λ/10, 450-700 nm	UNIVERSAL	In Stock	$66.00
10E20ER.4 Elliptical Mirror, Gold, N-BK7, 25.4 mm x 35.9 mm, λ/10, 650-20,000 nm	UNIVERSAL	In Stock	$79.00
10E20ER.2 Elliptical Mirror, Silver, N-BK7, 25.4 mm x 35.9 mm, λ/10, 480-20,000 nm	UNIVERSAL	In Stock	$66.00
10E20BD.1 Elliptical Mirror, Broadband Dielectric, 25.4 mm x 35.9 mm, 488-694 nm	UNIVERSAL	In Stock	$132.00
10E20AL.2 Elliptical Mirror, UV Aluminum, N-BK7, 25.4 mm x 35.9 mm, λ/10, 250-600 nm	UNIVERSAL	In Stock	$66.00