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T-BS051 - 30:70 (R:T) Non-Polarizing Beamsplitter Cube, 1100 - 1600 nm, 10 mm

Fosco Connect Part No.: T-BS051

  • $ 335.00 or



T-BS051 - 30:70 (R:T) Non-Polarizing Beamsplitter Cube, 1100 - 1600 nm, 10 mm

Product Drawing

General Specifications
Wavelength Range 1100 - 1600 nm
AR Coating (All Four Surfaces, Click for Plot) Ravg < 0.5% at 0° AOI from 1100 - 1600 nm
Substrate Material N-BK7
Dimensional Tolerance +0.0/-0.2 mm
Reflected Beam Deviation 90° ± 5 arcmin
Surface Quality 40-20 Scratch-Dig
  • Broadband AR-Coated Faces for 1100 - 1600 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 10 mm Cube
Item # T-BS051
Cube Side Length 10 mm
Clear Aperture >8.0 x 8.0 mm

Transmitted Wavefront Error

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

Overall Performance

  • Over the 1100 - 1600 nm Coating Range, 0° AOI
Tabs = 62 ± 10%, Rabs = 27 ± 10%, Tabs + Rabs > 80%,
|Ts - Tp| < 10%, and |Rs - Rp| < 10%
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