ND:YAG Laser Beamsplitter, PR 90±3%@1064nm, ø12.7mm

Our high-energy Nd:YAG laser beamsplitters are fabricated using high-purity fused silica or BK7 glass substrates and dielectric coatings. Beamsplitters are tested and certified to withstand high-energy pulses with high damage thresholds.

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Catalog Number

ACMA00029637

Product Name

ND:YAG Laser Beamsplitter, PR 90±3%@1064nm, ø12.7mm

Diameter

ø12.7 mm

Thickness

3 mm

Flatness

S1/S2 Surface λ/10 at 633 nm

Parallelism

30 arcsec

Surface Quality

S1/S2: 20-10 scratch & dig (MIL-PRF-13830B)

ClearAperture

Exceeds central 85% of diameter

Damage Threshold

>2J/cm², 8 nsec pulse, 1064nm typical for BK7 substrates; >5J/cm², 8 nsec pulse, 1064nm typical for UVFS substrates

Transmission

10±3%

Chamfers

0.3 mm at 45° typical

Material

UV grade fused silica or BK7 glass

Reflectivity

Back side antireflection coated R<0.5%

Reflected Wavelength

PR 90±3%@1064nm

Diameter To lerance

+0.00 mm / -0.12 mm

Thickness To lerance

±0.25 mm

MSDS

COA

Spec Sheet

Features And Benefits

High damage threshold;
Low wavefront distortion;
High surface quality;
Anti-reflection coating on the back surface eliminates ghosting;
Coating Technology: Electron beam multilayer dielectric;
Adhesion and Durability: Per MIL-C-675A. Insoluble in lab solvents

Application

This beam splitter splits the average polarized laser beam into two beams that are 90° apart from each other. It is designed for average polarization: R=(Rs+Rp)/2 and T=(Ts+Tp)/2.

• Catalog Number: ACMA00029637
• Product Name: ND:YAG Laser Beamsplitter, PR 90±3%@1064nm, ø12.7mm
• Diameter: ø12.7 mm
• Thickness: 3 mm
• Flatness: S1/S2 Surface λ/10 at 633 nm
• Parallelism: 30 arcsec
• Surface Quality: S1/S2: 20-10 scratch & dig (MIL-PRF-13830B)
• ClearAperture: Exceeds central 85% of diameter
• Damage Threshold: >2J/cm², 8 nsec pulse, 1064nm typical for BK7 substrates; >5J/cm², 8 nsec pulse, 1064nm typical for UVFS substrates
• Transmission: 10±3%
• Chamfers: 0.3 mm at 45° typical
• Material: UV grade fused silica or BK7 glass
• Reflectivity: Back side antireflection coated R<0.5%
• Reflected Wavelength: PR 90±3%@1064nm
• Diameter To lerance: +0.00 mm / -0.12 mm
• Thickness To lerance: ±0.25 mm