TECHSPEC® λ/10 Laser Line Coated Laser Windows
100 +44 (0) 1904 788600 | Edmund Optics® mirrors lenses filters polarizers & waveplates prisms beamsplitters laser optic assemblies windows
• 10-5 Surface Quality
• Damage Thresholds at Design Wavelengths
• Diameters from 12.7mm to 50.8mm Available
1.75
1.5
1.25
1
0.75
0.5
0.25
0
UV
266nm
343nm
UV Fused Silica
355nm
230 250 270 290 310 330 350 370
R (%)
(nm)
Diameter
(mm)
Thickness
(mm) Substrate Uncoated
Stock No. Price 266nm
Stock No. Price 343nm
Stock No. Price 355nm
Stock No. Price
12.7 6.35 N-BK7 #38-055 £216.75 N/A – N/A – N/A –
19.1 6.35 N-BK7 #38-056 £97.75 N/A – N/A – N/A –
25.4 6.35 N-BK7 #38-057 £119.00 N/A – N/A – N/A –
38.1 6.35 N-BK7 #11-450 £229.50 N/A – N/A – N/A –
50.8 9.53 N-BK7 #38-059 £107.10 N/A – N/A – N/A –
12.5 3.00 Fused Silica #48-022 £63.75 #48-204 £72.25 N/A – #48-206 £72.25
12.7 6.35 Fused Silica #37-688 £63.75 #38-918 £80.75 #39-668 £80.75 #38-936 £129.20
19.1 6.35 Fused Silica #38-911 £72.25 #38-921 £97.75 #39-670 £153.00 #38-938 £116.45
25.0 3.00 Fused Silica #48-023 £80.75 #48-205 £106.25 N/A – #48-207 £106.25
25.4 6.35 Fused Silica #37-689 £80.75 #38-923 £80.75 #39-671 £170.00 #38-942 £170.00
38.1 6.35 Fused Silica #38-912 £89.25 #38-925 £157.25 #39-673 £157.25 #38-949 £157.25
50.8 9.53 Fused Silica #38-060 £97.75 #38-928 £165.75 #39-675 £165.75 #38-951 £165.75
76.2 12.70 Fused Silica #14-844 £361.25 N/A – N/A – N/A –
Call For Custom Capabilities and OEM Quantity Pricing
UV Laser Windows
Diameter Tolerance (mm): +0/-0.1
Thickness Tolerance (mm): ±0.2
Clear Aperture (%): 90
Parallelism (arcmin): <3
Surface Flatness: λ/10
Surface Quality: 10-5
Coating Specification: Rabs <0.25% @ DWL
Damage Threshold, Reference (J/cm²):
266nm: 3 @ 20ns, 20Hz
343nm & 355nm: 7.5 @ 20ns, 20Hz
515nm, 532nm & 980nm: 10 @ 20ns, 20Hz
1030nm, 1064nm & 1080nm: 15 @ 20ns, 20Hz
90
80
70
60
50
40
30
20
10
0
Uncoated
T (%)
300 600 900 1200 1500 1800
(nm)
N-BK7
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/