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1064 nm RazorEdge Dichroic™ laser beamsplitter

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Each beamsplitter reflects a standard laser line incident at 45° while efficiently passing the longer Raman-shifted wavelengths. The filters exhibit ultrasteep transitions from reflection to transmission, with a guaranteed transition width of < 1% of the laser wavelength for the U-grade version. This laser dichroic beamsplitter is optimized for reflecting laser beams up to 2.5 mm in diameter while minimizing RWE.

Optical Specifications
Transmission Band Tavg > 93% 1077.8 – 1650.8 nm

Reflection Band Rabs > 94% 1064 nm

Reflection Band, p-pol Rabs > 90% 1064 nm

Reflection Band, s-pol Rabs > 98% 1064 nm

Laser Wavelength 1064 nm

Edge Wavelength 1071 nm

Transition Width 10.6 nm
93 cm-1

Edge Steepness 0.5%
46.8 cm-1
5.3 nm
General Specifications
Angle of Incidence 45 ° with a shift of <= 0.20%/° (35 – 55 °)

Cone Half-angle 0.5 °

Steepness Ultra Steep

Filter Effective Index 2.19 Understanding ‘Effective Index of Refraction’ neff

Optical Damage Rating 1 J/cm sq. @ 532 nm (10 ns pulse width)

Flatness / RWE Classification Laser

Reflected Wavefront Error < 6 P-V RWE @ 632.8
Physical Specifications (for standard parts – please contact us for custom sizes)
Transverse Dimensions, Diameter 25 mm

Filter Thickness, Mounted 3.5 mm

Filter Thickness Tolerance, Mounted ± 0.1 mm

Filter Thickness, Unmounted 2.0 mm

Filter Thickness Tolerance, Unmounted ± 0.1 mm

Surface Quality (Scratch-Dig) 60-40

Substrate Type Fused Silica

LPD02-1064RU-25

  • Clear Aperture: ≥ 22 mm
  • Orientation: Arrow on ring is preferred direction of propagation of light
  • Transverse Tolerance: + 0.0 / &ndash; 0.1 mm

LPD02-1064RU-25x36x2.0

  • Clear Aperture: ≥ 80% (elliptical)
  • Orientation: Reflective surface marked with part number–Orient in direction incoming light
  • Transverse Tolerance: &plusmn; 0.1 mm

Transmission

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Optical Density

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Semrock Spectral Plot Info
LPD02-1064RU_Spectrum

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LPD02-1064RU

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