Retroreflectors

Prisms that reflect incident light back to the light source, independently of position and alignment changes. Learn More

Product	Wavelength Range	Clear Aperture	Beam Deviation	Availability	Price (USD)
Hollow Roof Mirror	450 - 10000 nm	50.8 mm (2")	5''	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 450 - 10000 nm Coating Protected Silver Reflectance 96% Dimensions 63.5 x 63.5 x 58.42 mm Clear Aperture 50.8 mm (2") Beam Deviation 5'' Substrate Aluminum, Borosilicate Surface Irregularity λ/10 (Flatness) Weight 285 g Height 58.42 mm (2.3") Length 63.5 mm (2.5") Damage Threshold CW < 100 kW/cm² Width 63.5 mm (2.5") Supplier Location New York, USA See product details More from PLX
Corner Cube Prism	905 nm	-	180°, < 5''	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 905 nm Coating AR/Transmissive V-Coating (905 nm) Silver Diameter 60 mm Dimensions Ø 60 mm Beam Deviation 180°, < 5'' Surface Quality 10-5 scratch-dig Shape Corner Cube Prism Substrate N-BK7 Coating Features Narrowband Supplier Location Netherlands See product details More from PHYSIX Photonics
Corner Cube Prism	425 - 675 nm	-	180° (±3'')	In stock	$ 436.15
Product Code Wavelength Range 425 - 675 nm Coating BBAR, Protected Silver Reflectance > 98% (400 - 2500 nm, 0°, Average) < 0.4% (425 - 675 nm, Average) > 97% (400 - 2500 nm, 0°, Absolute) Diameter 38.1 mm (Outer) Dimensions Ø 38.1 mm Beam Deviation 180° (±3'') Surface Quality 60-40 scratch-dig Shape Prism Substrate N-BK7 Surface Irregularity λ/8 (Flatness) Diameter Tolerance +0/-0.1 mm Mount Cube, 4-20 Tap Mounting Thread 1/4-20 Supplier Location New Jersey, USA See product details More from Edmund Optics
Hollow Retroreflector	700 - 2000 nm	50.8 mm (2")	5'', 180°	In stock	$ 1167.32
Product Code Wavelength Range 700 - 2000 nm Coating Protected Gold Reflectance > 96% (700 - 2000 nm, Average) Diameter 76.2 mm Dimensions Ø 76.2 mm Clear Aperture 50.8 mm (2") Beam Deviation 5'', 180° Surface Quality 80-50 scratch-dig Shape Prism Substrate Borofloat Reflected Wavefront Error 1.25λ Mount Threaded Mount, M6 x 1.0 Mounting Thread 1/4-20, M6x1.0 Supplier Location New Jersey, USA See product details More from Edmund Optics
Hollow Roof Mirror	800 - 20000 nm	> 20.32 x 20.32 mm	-	In stock	$ 388.47
Product Code Wavelength Range 800 - 20000 nm Reflection Wavelength 800 - 20000 nm Coating Gold Reflectance > 97% (800 - 20000 nm, Average) Dimensions 25.4 x 25.4 mm (1 x 1") Clear Aperture > 20.32 x 20.32 mm Surface Quality 40-20 scratch-dig Shape Prism Substrate UV Fused Silica Surface Irregularity < λ/4 (633 nm, PV, Flatness) Reflected Wavefront Error < λ/2 (633 nm) Angle of Incidence 0 - 45° Angle Tolerance ±10'' Supplier Location New Jersey, USA See product details More from Thorlabs
Hollow Retroreflector	600 - 1600 nm	2919.73 mm (114.95")	2''	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 600 - 1600 nm Coating IR-Enhanced Aluminum Reflectance 89% Diameter 134.62 mm (Outer) 118.87 mm (Inner) Dimensions Ø 134.62 mm Clear Aperture 2919.73 mm (114.95") Beam Deviation 2'' Surface Quality 80-50 scratch-dig Shape Round Surface Irregularity λ/20 - λ/10 (633 nm, Flatness) Weight 791 - 931 g Reflected Wavefront Error 1.25λ (P-V) Supplier Location New York, USA See product details More from PLX
Corner Cube Prism	670 nm	-	180°, < 5''	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 670 nm Coating AR/Transmissive V-Coating (670 nm) Silver Diameter 15 mm Dimensions Ø 15 mm Beam Deviation 180°, < 5'' Surface Quality 10-5 scratch-dig Shape Corner Cube Prism Substrate N-BK7 Coating Features Narrowband Supplier Location Netherlands See product details More from PHYSIX Photonics
Corner Cube Prism	400 - 2200 nm	11.43 mm	180° (±5'')	In stock	$ 187.83
Product Code Wavelength Range 400 - 2200 nm Coating Uncoated Diameter 12.7 mm (0.5") Dimensions Ø 12.7 x 10.16 mm Clear Aperture 11.43 mm Beam Deviation 180° (±5'') Surface Quality 60-40 scratch-dig Shape Corner Cube Prism Substrate N-BK7 Surface Irregularity λ/8 (Flatness) Height 10.16 mm Diameter Tolerance +0/-0.1 mm Height Tolerance ±0.25 mm Bevels Protective bevel as needed Supplier Location New Jersey, USA See product details More from Edmund Optics
Hollow Roof Mirror	650 - 20000 nm	101.6 mm (4")	0.5''	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 650 - 20000 nm Coating Gold Reflectance 97% Clear Aperture 101.6 mm (4") Beam Deviation 0.5'' Surface Irregularity λ/6 (Flatness) Weight 250 g Supplier Location New York, USA See product details More from PLX
Corner Cube Prism	350 - 700 nm (Coating Range)	12.46 mm	180°, < 3''	In stock	$ 192.44
Product Code Wavelength Range 350 - 700 nm (Coating Range) Center Wavelength 633 nm Coating BBAR (350 - 700 nm) Reflectance < 0.5% (0°, Average) Diameter 17.8 mm (0.7") 10 mm Dimensions Ø 17.8 mm (0.7") Clear Aperture 12.46 mm Beam Deviation 180°, < 3'' Surface Quality 40-20 scratch-dig Shape Prism Substrate N-BK7 Surface Irregularity λ/10 (633 nm, Flatness) Diameter Tolerance +0/-0.1 mm Coating Features Broadband Mount Threaded Mount, SM, SM5 Damage Threshold Pulsed 7.5 J/cm² (0.456 mm, 10 ns, 10 Hz, 532 nm) Input Beam Diameter 3.302 mm (0.13", Maximum) Supplier Location New Jersey, USA See product details More from Thorlabs
Corner Cube Prism	633 nm	-	180°, < 10''	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 633 nm Coating AR/Transmissive V-Coating (633 nm) Silver Diameter 10 mm Dimensions Ø 10 mm Beam Deviation 180°, < 10'' Surface Quality 10-5 scratch-dig Shape Corner Cube Prism Substrate N-BK7 Coating Features Narrowband Supplier Location Netherlands See product details More from PHYSIX Photonics
Ball Mounted Retroreflector	450 - 10000 nm	7.874 mm (0.31")	1''	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 450 - 10000 nm Coating Protected Silver Reflectance 96% Diameter 12.7 mm (0.5") Dimensions Ø 12.7 mm (0.5") Clear Aperture 7.874 mm (0.31") Beam Deviation 1'' Shape Round Weight 3.3 g Housing Material Ceramic Supplier Location New York, USA See product details More from PLX
Corner Cube Prism	500 - 10000 nm	63.5 mm (2.5")	180° (±3'')	Contact Supplier	$ 684.47
Product Code Wavelength Range 500 - 10000 nm Coating Protected Silver Reflectance > 98% (400 - 2500 nm, 0°, Average) > 97% (400 - 2500 nm, 0°, Absolute) Diameter 76.2 mm (Outer) Dimensions Ø 76.2 mm Clear Aperture 63.5 mm (2.5") Beam Deviation 180° (±3'') Surface Quality 60-40 scratch-dig Shape Prism Substrate N-BK7 Surface Irregularity λ/8 (Flatness) Diameter Tolerance +0/-0.1 mm Mount Cube, 4-20 Tap Mounting Thread 1/4-20 Supplier Location New Jersey, USA See product details More from Edmund Optics
Corner Cube Prism	905 nm	-	180°, < 5''	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 905 nm Coating AR/Transmissive V-Coating (905 nm) Silver Diameter 10 mm Dimensions Ø 10 mm Beam Deviation 180°, < 5'' Surface Quality 10-5 scratch-dig Shape Corner Cube Prism Substrate N-BK7 Coating Features Narrowband Supplier Location Netherlands See product details More from PHYSIX Photonics
Corner Cube Prism	350 - 2000 nm	21.35 mm	180°, < 3''	In stock	$ 213.82
Product Code Wavelength Range 350 - 2000 nm Center Wavelength 633 nm Coating Uncoated Reflectance < 0.5% (0°, Average) Diameter 30.5 mm (1.2") 25.4 mm Dimensions Ø 30.5 mm (1.2") Clear Aperture 21.35 mm Beam Deviation 180°, < 3'' Surface Quality 40-20 scratch-dig Shape Prism Substrate N-BK7 Surface Irregularity λ/10 (633 nm, Flatness) Diameter Tolerance +0/-0.1 mm Mount Threaded Mount, SM, SM1 Input Beam Diameter 8.125 mm (0.32", Maximum) Supplier Location New Jersey, USA See product details More from Thorlabs
Corner Cube Prism	633 nm	-	180°, < 10''	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 633 nm Coating AR/Transmissive V-Coating (633 nm) Silver Diameter 40 mm Dimensions Ø 40 mm Beam Deviation 180°, < 10'' Surface Quality 10-5 scratch-dig Shape Corner Cube Prism Substrate N-BK7 Coating Features Narrowband Supplier Location Netherlands See product details More from PHYSIX Photonics
Hollow Roof Mirror	800 - 20000 nm	> 20.32 x 20.32 mm	-	In stock	$ 388.47
Product Code Wavelength Range 800 - 20000 nm Reflection Wavelength 800 - 20000 nm Coating Protected Gold Reflectance > 96% (800 - 20000 nm, Average) Dimensions 25.4 x 25.4 mm (1 x 1") Clear Aperture > 20.32 x 20.32 mm Surface Quality 40-20 scratch-dig Shape Prism Substrate UV Fused Silica Surface Irregularity < λ/4 (633 nm, PV, Flatness) Reflected Wavefront Error < λ/2 (633 nm) Damage Threshold Pulsed 2 J/cm² (1 mm, 10 ns, 10 Hz, 1064 nm) Angle of Incidence 0 - 45° Angle Tolerance ±10'' Supplier Location New Jersey, USA See product details More from Thorlabs
Hollow Retroreflector	450 - 10000 nm	127 mm (5")	5'', 180°	In stock	$ 4441.40
Product Code Wavelength Range 450 - 10000 nm Coating Protected Silver Reflectance > 95% (450 - 10000 nm, Average) Diameter 166.7 mm Dimensions Ø 166.7 mm Clear Aperture 127 mm (5") Beam Deviation 5'', 180° Surface Quality 80-50 scratch-dig Shape Prism Substrate Borofloat Reflected Wavefront Error 3λ Mount Threaded Mount, M6 x 1.0 Mounting Thread 1/4-20, M6x1.0 Supplier Location New Jersey, USA See product details More from Edmund Optics
Hollow Retroreflector	600 - 1600 nm	12.7 mm (0.5")	5''	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 600 - 1600 nm Coating IR-Enhanced Aluminum Reflectance 89% Diameter 14.61 mm Dimensions Ø 14.61 mm Clear Aperture 12.7 mm (0.5") Beam Deviation 5'' Surface Quality 80-50 scratch-dig Shape Round Surface Irregularity λ/20 - λ/10 (633 nm, Flatness) Weight 3.32 g Reflected Wavefront Error λ/2 (P-V) Supplier Location New York, USA See product details More from PLX
Corner Cube Prism	350 - 700 nm (Coating Range)	> Ø 8.9 mm	180°, < 3''	Contact Supplier	$ 161.89
Product Code Wavelength Range 350 - 700 nm (Coating Range) Center Wavelength 633 nm Coating BBAR (350 - 700 nm) Reflectance < 0.5% (0°, Average) Diameter 12.7 mm (0.5") Dimensions Ø 12.7 x 11.4 mm Clear Aperture > Ø 8.9 mm Beam Deviation 180°, < 3'' Surface Quality 40-20 scratch-dig Shape Prism Substrate N-BK7 Surface Irregularity < λ/10 (633 nm, Flatness) Length 11.4 mm Diameter Tolerance +0/-0.1 mm Coating Features Broadband Damage Threshold Pulsed 7.5 J/cm² (0.456 mm, 10 ns, 10 Hz, 532 nm) Input Beam Diameter 4.085 mm (0.16", Maximum) Supplier Location New Jersey, USA See product details More from Thorlabs