Name: 10mm Sq., 2mm Thick, YAG-BBAR Coated, λ/4 N-BK7 Window
Brand: TECHSPEC
SKU: 13-311
Price: €74,50

10mm Sq., 2mm Thick, YAG-BBAR Coated, λ/4 N-BK7 Window

Abbe Number (v_d):

64.17

Bevel:

Protective as needed

Clear Aperture (%):

Clear Aperture CA (mm):

9.00 x 9.00

Dimensions (mm):

10.00 x 10.00

Thickness (mm):

2.00 ±0.20

Coating:

YAG-BBAR (500-1100nm)

Coating Specification:

R_abs <0.25% @ 532nm
R_abs <0.25% @ 1064nm
R_avg <1.0% @ 500 - 1100nm

Coefficient of Thermal Expansion CTE (10^-6/°C):

7.1 (-30 to +70°C)
8.3 (+20 to +300°C)

Density (g/cm³):

2.51

Edges:

Fine Ground

Index of Refraction n_d:

1.516

Knoop Hardness (kg/mm²):

610

Parallelism (arcmin):

Poisson's Ratio:

0.206

Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More

N-BK7

Surface Flatness:

λ/4

Surface Quality:

60-40

Type:

Protective Window

Typical Energy Density Limit:

5 J/cm² @ 532nm, 10ns

Wavelength Range (nm):

500 - 1100

Young's Modulus (GPa):

Length (mm):

10.00

Width (mm):

10.00

Regulatory Compliance

RoHS:

Compliant

Product Family Description

λ/4 Surface Flatness
Broadband Anti-Reflection Coating Options Available
Custom Coatings and Sizes Available for Volume OEM Quantities
Also Available with Laser Line V-Coats

TECHSPEC® λ/4 N-BK7 Precision Windows are ideally suited for industrial and low power laser applications. The high tolerance design yields minimal beam distortion and scatter. Broadband coating options extend the range of these precision windows through the visible and near-infrared spectra.

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