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T-BSW26 - Ø1" 50:50 UVFS Plate Beamsplitter, Coating: 350 - 1100 nm, t = 5.0 mm
T-BSW26 - Ø1" 50:50 UVFS Plate Beamsplitter, Coating: 350 - 1100 nm, t = 5.0 mm
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T-BSW26 - Ø1" 50:50 UVFS Plate Beamsplitter, Coating: 350 - 1100 nm, t = 5.0 mmT-BSW26 - Ø1" 50:50 UVFS Plate Beamsplitter, Coating: 350 - 1100 nm, t = 5.0 mm

T-BSW26 - Ø1" 50:50 UVFS Plate Beamsplitter, Coating: 350 - 1100 nm, t = 5.0 mm

Fosco ConnectSKU: T-BSW26
Price:
$ 555.00
Silicon Valley Based
Expert Support Since 2001
Fast CA or NY Shipping

T-BSW26 - Ø1" 50:50 UVFS Plate Beamsplitter, Coating: 350 - 1100 nm, t = 5.0 mm

  • Beamsplitter Coating on Front Surface: 350 - 1100 nm
  • Optimized for 50:50 Beamsplitting for a 45° Angle of Incidence (AOI)
  • Antireflection (AR) Coating on Back Surface: 350 - 1100 nm
  • Ø1/2", Ø1", 25 mm x 36 mm, and Ø2" Versions Available
Damage Threshold Specifications
Item # Damage Threshold
BSW2x CW 250 W/cm (532 nm, Ø684 µm)
Pulsed 10 J/cm2 (810 nm, 10 ns, 10 Hz, Ø130 µm)

 

Specification Value
Split Ratio (R:T) 50:50
Overall Performancea Tabs = 50 ± 12%, Rabs = 50 ± 12%, Tabs + Rabs > 99%,
|Ts-Tp| < 40% and |Rs-Rp| < 40%, 45° AOI
Diameter 1"
Diameter Tolerance +0.0 mm / - 0.2 mm
Center Thickness 5.0 mm
Thickness Tolerance ±0.4 mm
Surface Flatness (Peak to Valley)b <λ/2 @ 633 nm
Coating on Surface 1c 350 - 1100 nm Beamsplitter Coating for 45° Incidence
Coating on Surface 2c Broadband AR Coating for 350 - 1100 nm
(Ravg < 2.0% within Wavelength Range)
Wedge Angle 30 arcmin
Wedge Angle Tolerance ±10 arcmin
Substrate UV Fused Silica
Clear Aperture >Ø22.86 mm
Surface Quality 20-10 Scratch-Dig
  • a. Specified from 350 - 1100 nm
  • b. Specified over the clear aperture.
  • c. To distinguish Surface 1 from Surface 2, an engraved arrow on the side of the beamsplitter points to Surface 2. For more details, please see the Drawing tab.

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