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See all 208 Products in Family

TECHSPEC^® components are designed, specified, or manufactured by Edmund Optics. Learn More

12.7mm Dia., 3mm Thick, YAG-BBAR Coated, λ/4 N-BK7 Window

Name: 12.7mm Dia., 3mm Thick, YAG-BBAR Coated, λ/4 N-BK7 Window
Brand: TECHSPEC
SKU: 15-791
Price: €74,50

Stock #15-791

€74,50 Other Coating Options

Qty 1-5
€74,50

Qty 6+
€58,50

Volume Pricing
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Abbe Number (v_d):

64.17

Bevel:

Protective as needed

Clear Aperture (%):

Clear Aperture CA (mm):

11.43

Diameter (mm):

12.70 +0.0/-0.25

Thickness (mm):

3.00 ±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):

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.

Title	Type	Stock Number	Price	Buy
12.7mm Optic Dia., Thin Mirror Mount, M4	Fixed	#13-598	€15,50 Qty 5+ €14,70 Request Quote	3-4 days ×
12.7mm Optic Dia., Thin Mirror Mount, 8-32	Fixed	#13-599	€15,50 Qty 5+ €14,70 Request Quote	3-4 days ×
12.5/12.7mm Optic Dia., SM05 Thin Mount, M4	Fixed	#13-789	€17,00 Qty 5+ €16,20 Request Quote	3-4 days ×
12.5/12.7mm Optic Dia., SM05 Thin Mount, 8-32	Fixed	#13-790	€17,00 Qty 5+ €16,20 Request Quote	3-4 days ×
12.7mm Optic Dia., Optic Mount	Fixed	#64-556	€26,00 Qty 10+ €23,40 Request Quote	In Stock ×
12.5/12.7mm Optic Dia., E-Series Kinematic Mount	Adjustable - Tip-Tilt	#15-865	€35,00 Qty 10+ €33,00 Request Quote	Contact Us ×
12.5/12.7mm Optic Dia., Side Flange Direct Mount	Fixed	#36-418	€49,00 Request Quote	3-4 days ×
12.5/12.7mm Optic Dia., L-Slot Direct Mount	Fixed	#36-416	€49,00 Request Quote	3-4 days ×
2.0 - 35.0mm Optic Dia., Three-Screw Adjustable Ring Mount	Fixed	#03-668	€56,00 Qty 10+ €49,50 Request Quote	In Stock ×
9.5 - 73.0mm Optic Dia., Three-Screw Adjustable Ring Mount	Fixed	#36-605	€70,00 Qty 10+ €62,00 Request Quote	In Stock ×
12.5/12.7mm Optic Dia., Kinematic Mount, 2-Screws	Adjustable - Tip-Tilt	#58-850	€78,00 Qty 5+ €70,20 Request Quote	3-4 days ×
12.5/12.7mm Optic Dia., L-Slot and Rotation Direct Mount	Adjustable - Rotary	#36-417	€81,50 Request Quote	3-4 days ×
12.5/12.7mm Optic Dia., Kinematic Mount, 3-Screws	Adjustable - Tip-Tilt	#58-853	€87,00 Qty 5+ €78,30 Request Quote	In Stock ×
12.5/12.7mm Optic Dia., Compact Kinematic Mount, 2-Screws	Adjustable - Tip-Tilt	#34-720	€87,00 Qty 5+ €78,30 Request Quote	3-4 days ×
5.0 - 25.0mm Optic Height, Metric Bar-Type Optic Holder	Fixed	#55-529	€90,00 Qty 10+ €81,00 Request Quote	In Stock ×
7.0 - 40.0 Optic Height, English Bar-Type Optic Holder	Fixed	#03-676	€90,00 Qty 10+ €81,00 Request Quote	3-4 days ×
12.5/12.7mm Optic Dia., Compact Kinematic Mount, 3-Screws	Adjustable - Tip-Tilt	#34-721	€95,00 Qty 5+ €85,50 Request Quote	3-4 days ×
10.0 - 60.0mm Optic Height, Metric Bar-Type Optic Holder	Fixed	#55-530	€98,00 Qty 10+ €88,00 Request Quote	In Stock ×
7.0 - 67.0 Optic Height, English Bar-Type Optic Holder	Fixed	#03-669	€98,00 Qty 10+ €88,00 Request Quote	3-4 days ×
8.0 - 118.0 Optic Height, English Bar-Type Optic Holder	Fixed	#03-666	€101,00 Qty 10+ €91,00 Request Quote	In Stock ×
2"/50.8mm Diameter, Bar Type Lens / Filter Holder, Quick Start Optical Mounts	Fixed	#17-530	€135,00 Request Quote	3-4 days ×
4.0 - 36.0mm Optic Dia., Self-Centering Jaw Clamp	Fixed	#16-077	€136,00 Qty 5+ €120,00 Request Quote	3-4 days ×
12.5/12.7mm Optic Dia., X-Y Translating Optic Mount	Adjustable - Linear (XY)	#62-955	€232,00 Qty 5+ €220,00 Request Quote	In Stock ×
5.0 - 100.0mm Optic Dia., Self-Centering Jaw Clamp	Fixed	#16-078	€356,00 Qty 5+ €314,00 Request Quote	3-4 days ×
12.5/12.7mm Optic Dia., Precision Gimbal Mount	Adjustable - Gimbal	#84-640	€373,00 Qty 5+ €336,00 Request Quote	In Stock ×
12.5/12.7mm Optic Dia., X-Y-Z Translating Optic Mount	Adjustable - Linear (XYZ)	#62-958	€381,00 Qty 5+ €362,00 Request Quote	3-4 days ×

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