Beamsplitter Cubes & Prisms

Optical components with the shape of cubes that split incident light into two beams while avoiding the shifts of beam position and phase typical of plate beamsplitters.

Product	Wavelength Range	Center Wavelength	Reflectance	Availability	Price (USD)
Polarizing Cube Beamsplitter	650 - 1000 nm	650 - 1000 nm	< 0.5% (Average, per Surface)	2 weeks	$ 678.00
Product Code Wavelength Range 650 - 1000 nm Center Wavelength 650 - 1000 nm Reflectance < 0.5% (Average, per Surface) Transmittance > 90% (Average) (p-pol) > 99.8% (Average) (s-pol) Dimensions 25.4 x 25.4 x 25.4 mm (1 x 1 x 1") Substrate SF2 Extinction Ratio > 500:1 Beam Deviation < 3' Surface Quality 40-20 scratch-dig Shape Cube Surface Irregularity < λ/8 (633 nm, Flatness) Clear Aperture > 21.59 mm (0.85") Damage Threshold Pulsed > 0.5 J/cm² (10 ns) Mount Unmounted Key Features Broadband, Wide Acceptance Angle Operating Temperature 50 - 80 °C Supplier Location Colorado, USA See product details More from Meadowlark
Polarizing Cube Beamsplitter	543 nm	543 nm	> 99% (s-pol) < 2% (p-pol)	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 543 nm Center Wavelength 543 nm Reflectance > 99% (s-pol) < 2% (p-pol) Transmittance > 98% (p-pol) < 1% (s-pol) Substrate N-BK7 Extinction Ratio 100:1 Beam Deviation < 5' Surface Quality 40-20 scratch-dig Surface Irregularity < λ/8 (633 nm, Flatness) Transmitted Wavefront Error λ/2 (633 nm) Supplier Location Netherlands See product details More from PHYSIX Photonics
Polarizing Cube Beamsplitter	750 - 1100 nm	750 - 1100 nm	> 99% (s-pol) < 10% (p-pol)	12 weeks	$ 227.00
Product Code Wavelength Range 750 - 1100 nm Center Wavelength 750 - 1100 nm Reflectance > 99% (s-pol) < 10% (p-pol) Transmittance > 90% (p-pol) < 1% (s-pol) Dimensions 5 x 5 mm Substrate S-NBH5, S-NBH51 Extinction Ratio 10000:1 (±2°, Tp/Ts) Shape Square Supplier Location Pennsylvania, USA See product details More from Excelitas
Polarizing Cube Beamsplitter	1100 - 1700 nm	1100 - 1700 nm	> 99% (s-pol) < 10% (p-pol)	12 weeks	$ 307.00
Product Code Wavelength Range 1100 - 1700 nm Center Wavelength 1100 - 1700 nm Reflectance > 99% (s-pol) < 10% (p-pol) Transmittance > 90% (p-pol) < 1% (s-pol) Dimensions 20 x 20 mm Substrate S-NBH5, S-NBH51 Extinction Ratio 10000:1 (±2°, Tp/Ts) Shape Square Supplier Location Pennsylvania, USA See product details More from Excelitas
Polarizing Cube Beamsplitter	450 - 680 nm	450 - 680 nm	> 99% (s-pol) < 5% (p-pol)	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 450 - 680 nm Center Wavelength 450 - 680 nm Reflectance > 99% (s-pol) < 5% (p-pol) Transmittance > 95% (p-pol) < 1% (s-pol) Substrate N-BK7 Extinction Ratio 100:1 Beam Deviation < 5' Surface Quality 20-10 scratch-dig Surface Irregularity < λ/8 (633 nm, Flatness) Transmitted Wavefront Error λ/4 (633 nm) Supplier Location Netherlands See product details More from PHYSIX Photonics
Polarizing Cube Beamsplitter	780 nm (Center Wavelength)	780 nm	< 0.25% (780 nm, Absolute) > 99.5% (s-pol)	In stock	$ 640.00
Product Code Wavelength Range 780 nm (Center Wavelength) Center Wavelength 780 nm Reflectance < 0.25% (780 nm, Absolute) > 99.5% (s-pol) Transmittance > 95% (p-pol) Dimensions 50 x 50 x 50 mm (±0.1 mm) Substrate N-BK7 Extinction Ratio 1000:1 Beam Deviation ±3' Surface Quality 40-20 scratch-dig Shape Cube Surface Irregularity λ/4 (Flatness) Clear Aperture 45 x 45 x 45 mm Bevels Protective bevel as needed Supplier Location New Jersey, USA See product details More from Edmund Optics
Polarizing Cube Beamsplitter	800 nm (Operating Wavelength)	800 nm	> 99.5% (s-pol)	Contact Supplier	$ 550.00
Product Code Wavelength Range 800 nm (Operating Wavelength) Center Wavelength 800 nm Reflectance > 99.5% (s-pol) Transmittance > 97% (Laser Line) (p-pol) > 90% (Broadband) (p-pol) Dimensions 25.4 x 25.4 mm Extinction Ratio > 500:1 Beam Deviation < 3' Surface Quality 20-10 scratch-dig Shape Cube Clear Aperture > 21.59 x 21.59 mm Damage Threshold Pulsed > 8 J/cm² (10 ns, 800 nm) Supplier Location Lithuania See product details More from EKSMA Optics
Polarizing Cube Beamsplitter	450 - 1100 nm	450 - 1100 nm	< 2%	2 weeks	$ 750.00
Product Code Wavelength Range 450 - 1100 nm Center Wavelength 450 - 1100 nm Reflectance < 2% Dimensions 25.4 x 25.4 x 25.4 mm (1 x 1 x 1") Substrate N-BK7 Beam Deviation < 5' Surface Quality 80-50 scratch-dig Shape Cube Clear Aperture > 20.3 mm (0.8") Transmitted Wavefront Error < λ/2 (633 nm, P-V) < λ/8 (633 nm, RMS) Mount Unmounted Key Features Broadband, Wide Acceptance Angle Operating Temperature -40 to 75 °C Supplier Location Colorado, USA See product details More from Meadowlark
Polarizing Cube Beamsplitter	450 - 1050 nm	450 - 1050 nm	> 99% (s-pol) < 10% (p-pol)	In stock	$ 568.00
Product Code Wavelength Range 450 - 1050 nm Center Wavelength 450 - 1050 nm Reflectance > 99% (s-pol) < 10% (p-pol) Transmittance > 90% (p-pol) < 1% (s-pol) Dimensions 25 x 25 mm Substrate S-NBH5, S-NBH51 Extinction Ratio 10000:1 (±2°, Tp/Ts) Shape Square Supplier Location Pennsylvania, USA See product details More from Excelitas
Polarizing Cube Beamsplitter	420 - 680 nm	-	-	In stock	$ 222.14
Product Code Wavelength Range 420 - 680 nm Dimensions 10 x 10 x 10 mm Substrate N-SF1 Beam Deviation 90° (±5', Reflected) < 5' (Transmitted) Surface Quality 40-20 scratch-dig Shape Cube Supplier Location New Jersey, USA See product details More from Thorlabs
Polarizing Cube Beamsplitter	514 nm	514 nm	> 99% (s-pol) < 2% (p-pol)	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 514 nm Center Wavelength 514 nm Reflectance > 99% (s-pol) < 2% (p-pol) Transmittance > 98% (p-pol) < 1% (s-pol) Substrate N-BK7 Extinction Ratio 100:1 Beam Deviation < 5' Surface Quality 40-20 scratch-dig Surface Irregularity < λ/8 (633 nm, Flatness) Transmitted Wavefront Error λ/2 (633 nm) Supplier Location Netherlands See product details More from PHYSIX Photonics
Polarizing Cube Beamsplitter	780 nm	780 nm	> 99.5% (s-pol)	Contact Supplier	$ 237.00
Product Code Wavelength Range 780 nm Center Wavelength 780 nm Reflectance > 99.5% (s-pol) Transmittance > 95% (p-pol) Dimensions 15 x 15 mm Substrate BK7 Beam Deviation < 3' Surface Quality 40-20 scratch-dig Shape Cube Surface Irregularity λ/4 (633 nm, Flatness) Clear Aperture 13.5 x 13.5 mm Damage Threshold Pulsed 0.3 J/cm² (10 ns, 1064 nm) Supplier Location Lithuania See product details More from EKSMA Optics
Polarizing Cube Beamsplitter	780 nm	780 nm	> 99% (s-pol) < 2% (p-pol)	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 780 nm Center Wavelength 780 nm Reflectance > 99% (s-pol) < 2% (p-pol) Transmittance > 98% (p-pol) < 1% (s-pol) Substrate N-BK7 Extinction Ratio 100:1 Beam Deviation < 5' Surface Quality 40-20 scratch-dig Surface Irregularity < λ/8 (633 nm, Flatness) Transmitted Wavefront Error λ/2 (633 nm) Supplier Location Netherlands See product details More from PHYSIX Photonics
Polarizing Cube Beamsplitter	235 - 265 nm	235 - 265 nm	> 90% (s-pol)	6 - 12 weeks	$ 499.00
Product Code Wavelength Range 235 - 265 nm Center Wavelength 235 - 265 nm Coating Dielectric Reflectance > 90% (s-pol) Transmittance > 85% (p-pol) Dimensions 10 x 10 x 10 mm Substrate Synthetic Fused Silica Extinction Ratio 100:1 (Transmission) Surface Quality 20-10 scratch-dig Shape Cube Surface Irregularity λ/4 (Flatness) Damage Threshold Pulsed 0.3 J/cm² (10 ns, 20 Hz) Length 10 mm Weight 5 g Angle of Incidence 0° Supplier Location California, USA See product details More from OptoSigma
Polarizing Cube Beamsplitter	633 nm (Center Wavelength)	633 nm	< 0.25% (0°, Absolute, 0°)	In stock	$ 393.20
Product Code Wavelength Range 633 nm (Center Wavelength) Center Wavelength 633 nm Reflectance < 0.25% (0°, Absolute, 0°) Dimensions 38.1 x 38.1 x 38.1 mm (1.5 x 1.5 x 1.5") Substrate Aluminum, UV Fused Silica Extinction Ratio > 3000:1 Beam Deviation ±5' (Transmitted) 90° (±20', Reflected) Surface Quality 20-10 scratch-dig Shape Cube Surface Irregularity λ/4 (633 nm, PV, Flatness) Clear Aperture > Ø 20.3 mm Transmitted Wavefront Error λ/4 (633 nm, RMS) Mount Cube, M4 Tap Supplier Location New Jersey, USA See product details More from Thorlabs
Polarizing Cube Beamsplitter	440 - 680 nm	440 - 680 nm	< 0.5% (Average, per Surface)	2 weeks	$ 678.00
Product Code Wavelength Range 440 - 680 nm Center Wavelength 440 - 680 nm Reflectance < 0.5% (Average, per Surface) Transmittance > 90% (Average) (p-pol) > 99.8% (Average) (s-pol) Dimensions 25.4 x 25.4 x 25.4 mm (1 x 1 x 1") Substrate SF2 Extinction Ratio > 500:1 Beam Deviation < 3' Surface Quality 40-20 scratch-dig Shape Cube Surface Irregularity < λ/8 (633 nm, Flatness) Clear Aperture > 21.59 mm (0.85") Damage Threshold Pulsed > 0.5 J/cm² (10 ns) Mount Unmounted Key Features Broadband, Wide Acceptance Angle Operating Temperature 50 - 80 °C Supplier Location Colorado, USA See product details More from Meadowlark
Polarizing Cube Beamsplitter	532 nm (Center Wavelength)	532 nm	< 0.25% (532 nm, Absolute) > 99.5% (s-pol)	In stock	$ 296.00
Product Code Wavelength Range 532 nm (Center Wavelength) Center Wavelength 532 nm Reflectance < 0.25% (532 nm, Absolute) > 99.5% (s-pol) Transmittance > 95% (p-pol) Dimensions 25 x 25 x 25 mm (±0.1 mm) Substrate N-BK7 Extinction Ratio 1000:1 Beam Deviation ±3' Surface Quality 40-20 scratch-dig Shape Cube Surface Irregularity λ/4 (Flatness) Clear Aperture 22.5 x 22.5 x 22.5 mm Bevels Protective bevel as needed Supplier Location New Jersey, USA See product details More from Edmund Optics
Polarizing Cube Beamsplitter	1100 - 1700 nm	1100 - 1700 nm	> 99% (s-pol) < 10% (p-pol)	12 weeks	$ 298.00
Product Code Wavelength Range 1100 - 1700 nm Center Wavelength 1100 - 1700 nm Reflectance > 99% (s-pol) < 10% (p-pol) Transmittance > 90% (p-pol) < 1% (s-pol) Dimensions 12.5 x 12.5 mm Substrate S-NBH5, S-NBH51 Extinction Ratio 10000:1 (±2°, Tp/Ts) Shape Square Supplier Location Pennsylvania, USA See product details More from Excelitas
Polarizing Cube Beamsplitter	488 nm	488 nm	> 99% (s-pol) < 2% (p-pol)	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 488 nm Center Wavelength 488 nm Reflectance > 99% (s-pol) < 2% (p-pol) Transmittance > 98% (p-pol) < 1% (s-pol) Substrate N-BK7 Extinction Ratio 100:1 Beam Deviation < 5' Surface Quality 40-20 scratch-dig Surface Irregularity < λ/8 (633 nm, Flatness) Transmitted Wavefront Error λ/2 (633 nm) Supplier Location Netherlands See product details More from PHYSIX Photonics
Polarizing Cube Beamsplitter	450 - 680 nm	450 - 680 nm	> 99% (s-pol) < 5% (p-pol)	Contact Supplier	Add to cart to request quote
Product Code Wavelength Range 450 - 680 nm Center Wavelength 450 - 680 nm Reflectance > 99% (s-pol) < 5% (p-pol) Transmittance > 95% (p-pol) < 1% (s-pol) Substrate N-BK7 Extinction Ratio 100:1 Beam Deviation < 5' Surface Quality 20-10 scratch-dig Surface Irregularity < λ/8 (633 nm, Flatness) Transmitted Wavefront Error λ/4 (633 nm) Supplier Location Netherlands See product details More from PHYSIX Photonics