LPD02-633RU-25

632.8 nm RazorEdge Dichroic™ laser-flat beamsplitter

Product Code Description Lead Time Price Quantity Buy / Get Quote
LPD02-633RU-25 632.8 nm RazorEdge Dichroic™ laser-flat beamsplitter Please Call £509.00
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Specifications

Angle of Incidence:

45 ° with a shift of <= 0.20%/° (35 – 55 °)

Clear Aperture:

≥ 80%

Cone Half-angle:

0.5°

Edge Steepness:

0.5%

Edge Steepness:

3.2 nm

Edge Steepness:

78.6 cm-1

Edge Wavelength:

639.1nm

Filter Effective Index:

2.26 Understanding 'Effective Index of Refraction' neff

Filter Thickness Tolerance, Mounted:

± 0.1mm

Filter Thickness, Mounted:

3.5mm

Flatness / RWE Classification:

Laser

Laser Wavelength:

632.8nm

Mounted / Unmounted:

Mounted

Optical Damage Rating:

1 J/cm2 @ 532 nm (10 ns pulse width)

Orientation:

Reflective surface marked with part number – Orient in direction of incoming light

Product Type:

RazorEdge Dichroic Beamsplitter

Reflected Wavefront Error:

< 6λ P-V RWE @ 632.8

Reflection Band:

Rabs > 94% 632.8 nm

Reflection Band, p-pol:

Rabs > 90% 632.8 nm

Reflection Band, s-pol:

Rabs > 98% 632.8 nm

Semrock Filter Family:

RazorEdge® Raman Filters

Shape:

round

Size:

25 x 3.5 mm

Steepness:

Ultra Steep

Substrate Type:

Fused Silica

Surface Quality (Scratch-Dig):

60-40

Transition Width:

156 cm-1

Transition Width:

6.3 nm

Transmission Band:

Tavg > 93% 641 – 980.8 nm

Transverse Dimensions, Diameter:

25mm

Transverse Tolerance, Mounted:

+ 0.0 / - 0.1 mm

Transverse Tolerance, Unmounted:

± 0.1 mm

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.