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T-BS008 - 50:50 Non-Polarizing Beamsplitter Cube, 700 - 1100 nm, 5 mm

Fosco Connect Part No.: T-BS008

  • $ 285.00 or



T-BS008 - 50:50 Non-Polarizing Beamsplitter Cube, 700 - 1100 nm, 5 mm

Product Drawing

  • Broadband AR-Coated Faces for 700 - 1100 nm
  • Broadband Beamsplitter Coating on Internal Diagonal Surface
  • 10:90, 30:70, 50:50, 70:30, or 90:10 (R:T) Split Ratio
  • Sizes from 5 mm to 2" (See Below for Details)
  • N-BK7 Substrate
  • Size 5 mm Cube

Damage Threshold Specifications

  • Tested for 50:50 Cubes Only
Split Ratio Laser Type Damage Threshold
50:50 Pulse 0.25 J/cm2 (810 nm, 10 ns, 10 Hz, Ø0.166 mm)
CWb 10 W/cm (1070 nm, Ø1.012 mm)

 

General Specifications
Wavelength Range 700 - 1100 nm
AR Coating (All Four Surfaces, Click for Plot) Ravg < 0.5% at 0° AOI from 700 - 1100 nm
Substrate Material N-BK7
Dimensional Tolerance +0.0/-0.2 mm
Reflected Beam Deviation 90° ± 5 arcmin
Surface Quality 40-20 Scratch-Dig

 

Item # T-BS008
Cube Side Length 5 mm
Clear Aperture >3.5 x 3.5 mm

Transmitted Wavefront Error

  • At 633 nm
<λ/4
Transmitted Beam Deviation 0° ± 5 arcmin

Overall Performance

  • Over the 700 - 1100 nm Coating Range, 0° AOI
Tabs = 47 ± 10%, Rabs = 47 ± 10%, and Tabs + Rabs > 90%,
|Ts - Tp| < 10% and |Rs - Rp| < 10%
Damage Threshold
Pulsed: 0.25 J/cm2 (810 nm, 10 ns, 10 Hz, Ø0.166 mm)
CWc: 10 W/cm (1070 nm, Ø1.012 mm)
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