DIA25.4xT1.0mm 200-2000nm R30/T70 Beamsplitter

P/N: NPBSP-BB-30-R-02540100

The ultra broadband beamsplitter is made by UV fused silica, with very thin aluminum coating on single surface. When the beamsplitter is mounted at 45 degrees with respect to a beam of light 200-2000nm, it separates the beam into two orthogonal beams. The ratio of the power in the beams is determined by the coating. Typical R/T ratios are 30:70 and 50:50.

 Substrate Material: UV Fused Silica
 Outer Diameter: 25.4, -0.2/+0.0mm
 Thickness: 1.00, +/-0.05mm
 Surface Quality: 20/10 S/D per MIL Standard
 Flatness: < Lambda/10 at 633nm over 1-inch area on-jig tested
 Coating Wavelength: 200-2000nm, mon-polarizing
 Angle of Incedence: 45-deg
 Splitting Ratio: R30:T70 (+/-5%) designed
 Absoprtion: <10% total 
 Surface Coating Single side UV Enhanced Aluminum + MgF2 protective coating
 Reflectivity:Transmission = 30:70 at 200-2000nm
 Temperature Range: -50 to +80 deg C
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P/N: NPBSC-VIS-5.0

General Specifications
  • Material:
    BK7 Optical Glass
  • Outer Dimensions:
    5.0×5.0x5.0, -0.1/+0mm
  • Flatness: <Lambda/10 over 90% on all optical surfaces at 635nm
  • Coating: All 4 input/out surfaces
Pricing Overview (Excl. Taxes & Fees)
Stock Availability
  • Local Singapore Warehouse: 58pcs
  • New Batch Process Leadtime: Approx. 3-4weeks