Standard Beamsplitters
Plate Beamsplitters
Non Polarizing
part code: NPB
Substrate: BK7
Surface Figure: λ/10 @ 633 nm
Surface Quality: 10-5 Laser Quality
Standard Diameter: 0.50 in to 3.00 in
Diameter Tolerance: +0.0/-0.20 mm
Standard Thickness: 0.250 in to 0.375
Thickness Tolerance: ±0.25 mm
Rs-Rp, Ts-Tp: < 5%
AR Coating: R < 0.5%
Standard Reflectance: 30% to 50% ± 5%
Standard Wavelengths: 442 nm to 1550 nm
Damage Threshold: 3 J/cm2, 10 ns pulse
Angle of Incidence: 45°
Clear Aperture: > 85% of diameter
Edge Bevel: 0.3 mm face width at 45°
Adhesion and Durability: Per MIL-C-675A
Broadband 50:50
part code: BHB
Substrate: BK7
Surface Figure: λ/10 @ 633 nm
Surface Quality: 10-5 Laser Quality
Runp: 50% ± 10%
Standard Diameter: 1.0 in to 4.0 in
Diameter Tolerance: +0.0/-0.20 mm
Standard Thickness: .0250 in to 0.500 in
Thickness Tolerance: ±0.25 mm
Wedge: ≤ 3 arcmin.
AR Coating: R < 0.5%
Standard Wavelengths: 458 nm to 1550 nm
Angle of Incidence: 45°
Clear Aperture: > 85% of diameter
Edge Bevel: 0.3 mm face width at 45°
Adhesion and Durability: Per MIL-C-675A
High Energy
part code: PRB
Substrate: UV Fused Silica, CaF2, or Bk7
Surface Figure: λ/10 @ 633 nm
Surface Quality: 10-5 Laser Quality
Standard Diameter: 0.50 in to 4.0 in
Diameter Tolerance: +0.0/-0.20 mm
Standard Thickness: 0.125 in to 0.50 in
Thickness Tolerance: ±0.25 mm
Wedge: ≤ 3 arcmin.
AR Coating: R < 0.25%
Reflectance: 10% to 99%
Damage Threshold: > 10 J/cm2, 10 ns pulse
Standard Wavelengths: 193 nm to 2940 nm
Clear Aperture: > 85% of diameter
Edge Bevel: 0.3 mm face width at 45°
Adhesion and Durability: Per MIL-C-675A
Cube Beamsplitters
Partially Reflective
part code: PCB
Substrate: Bk7
Surface Figure: λ/4 @ 633 nm
Surface Quality: 10-5 Laser Quality
Standard Size: 5.0 mm to 2.0 in
Size Tolerance: +0.0/-0.20 mm
Beam Deviation: ≤ 3 arcmin.
AR Coating: R < 0.25%
Reflectance: 20% to 80%
Damage Threshold: > 100 mJ/cm2, 10 ns pulse
Standard Wavelengths: 488 nm to 1550 nm
Polarization: S, P, UNP
Clear Aperture: > 85% of diameter
Edge Bevel: 0.3 mm face width at 45°
Adhesion and Durability: Per MIL-C-675A
Non-Polarizing
part code: NCB
Substrate: Bk7
Surface Figure: λ/4 @ 633 nm
Surface Quality: 20-10 Laser Quality
Standard Size: 10.0 mm to 2.0 in
Size Tolerance: +0.0/-0.25 mm
Runp: 50% ± 10%
Rs-Rp, Ts-Tp: < 5%
AR Coating: R < 0.25%
Damage Threshold: > 1 J/cm2, 10 nsec pulse
Standard Wavelengths: 413 nm to 1550 nm
Clear Aperture: > 85% of diameter
Edge Bevel: 0.3 mm face width at 45°
Adhesion and Durability: Per MIL-C-675A
Harmonic Separators
High Energy
part code: HHS
Substrate: UV Fused Silica or BK7
Surface Figure: λ/10 @ 633 nm
Surface Quality: 10-5 Laser Quality
Standard Diameter: 0.5 in to 2.0 in
Diameter Tolerance: +0.0/-0.25 mm
Standard Thickness: 0.25 in to 0.375 in
Thickness Tolerance: ± 0.25 mm
Dichroic Beamsplitters
part code: SWP
Substrate: UV Fused Silica or BK7
Surface Figure: λ/10 @ 633 nm
Surface Quality: 10-5 Laser Quality
Diameter Tolerance: +0.0/-0.20 mm
Thickness Tolerance: ± 0.25 mm
Wedge: ≤ 3 arcmin.
AR Coating: R < 0.25%
Reflectance: > 99.5%
Avg. Transmission: SWP: Tave > 90%, LWP: Tave > 85%
Damage Threshold: > 5 J/cm2, 10 nsec
Clear Aperture: > 85% of diameter
Edge Bevel: 0.3 mm face width at 45°
Adhesion and Durability: Per MIL-C-675A