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Wedged Windows
Wedge Angle: 30 ±10 arcmin
Diameter Tolerance: +0.0/-0.10mm
Thickness: 3.0 ±0.20mm
Clear Aperture: 90%
Surface Quality: 20-10
• Uncoated Substrates with a 30 Arcminute Wedge
• Eliminate Etalon Effects and Cavity Feedback
• Ideal for Use as a Beam Sampler
• N-BK7 Substrates Ideal for Visible and Near
Infrared Applications
• Fused Silica Substrates Ideal for UV, Visible,
and Near Infrared Applications
TECHSPEC® Wedged Windows
Substrate
Stock
No.
Price – 12.5mm Stock
No.
Price – 25.0mm Stock
No.
Price – 50.0mm
1-5 6-25 26+ 1-5 6-25 26+ 1-5 6-25 26+
N-BK7 #34-244 £87.13 £78.20
Call
#34-245 £114.75 £102.42
Call
#34-246 £157.25 £141.53
Call
Fused Silica #34-241 £104.13 £93.92 #34-242 £127.50 £113.90 #34-243 £178.50 £161.50
B270 Windows
• High Transmission
• Eliminate Back Reflections and Reduce Glare
• Available in a Wide Range of Sizes
• Small Sizes Ideal for OEM Instrumentation
• Large Sizes Ideal for Display Applications
Substrate: Float Glass
Dimensional Tolerance (mm): ±0.76
Thickness Tolerance (mm): ±0.25
Surface Quality: 80-50
Coating: Multi-Layer AR coating both sides
Overall Transmission (%): 93 - 94 (425 - 700nm)
Reflection (%): ≤0.5 average
Coating: Ravg ≤0.5% from 425 - 700nm
High Efficiency Anti-Reflection (HEAR) Coated Windows
Size
Thickness
Stock
Price Thickness
(inches)
(mm)
No.
(mm)
Stock
No.
Price
1-5 6-25 26+ 1-5 6-25 26+
0.5" Dia. 1.0 #39-279 £14.88 £12.07
Call For OEM Quantity Pricing
3.0 #39-283 £14.88 £12.07
Call For OEM Quantity Pricing
1" x 1" 1.0 #48-923 £14.88 £12.07 3.0 #46-097 £14.88 £12.07
1" Dia. 1.0 #48-924 £14.88 £12.07 3.0 #46-098 £14.88 £12.07
1.5" Dia. 1.0 #39-280 £15.72 £12.75 3.0 #39-284 £15.72 £15.72
2" x 2" 1.0 #48-925 £15.72 £12.75 3.0 #46-099 £15.72 £12.75
2" Dia. 1.0 #48-926 £15.72 £12.75 3.0 #46-100 £15.72 £12.75
2.5" Dia. 1.0 #39-281 £18.27 £14.79 3.0 #39-285 £18.27 £14.79
3" x 3" 1.0 #48-927 £20.82 £16.83 3.0 #46-101 £20.82 £16.83
3" Dia. 1.0 #48-928 £20.82 £16.83 3.0 #46-102 £20.82 £16.83
3.5" Dia. 1.0 #39-282 £24.22 £19.55 3.0 #39-286 £24.22 £19.55
4" x 4" 1.0 #48-929 £26.77 £21.59 3.0 #46-103 £26.77 £21.59
4" Dia. 1.0 #48-930 £26.77 £21.59 3.0 #46-104 £26.77 £21.59
5" Dia. 1.0 #63-216 £35.27 £28.39 3.0 #48-858 £35.27 £28.39
5" x 7" 1.0 #63-217 £35.27 £28.39 3.0 #43-973 £35.27 £28.39
8" Dia. 1.0 #63-218 £43.77 £35.19 3.0 #48-859 £43.77 £35.19
8" x 10" 1.0 #63-219 £43.77 £35.19 3.0 #43-974 £43.77 £35.19
10" Dia. 1.0 #63-220 £63.32 £50.83 3.0 #48-860 £63.32 £50.83
10" x 12" 1.0 #63-221 £63.32 £50.83 3.0 #43-975 £63.32 £50.83
Substrate: B270
Dimensional Tolerance (mm): ±0.25
Surface Quality: 60-40
Surface Flatness: 1l
Ground Edge: Maximum 0.25mm Edge Chip
• Large Selection of Sizes
• Available Uncoated or with a MgF2 Anti-Reflection Coating
• Custom Sizes Available for Volume OEM Requirements
TECHSPEC® B270 Windows
Size
(mm)
Thickness
(mm)
Stock No.
Uncoated
Price –
Uncoated Stock No.
MgF2
Price – MgF2 Coated
1-5 6-25 26+ 1-5 6-25 26+
5.0 Dia. 1.0 #45-635 £20.82 £16.83
Call For OEM Quantity Pricing
#32-946 £25.07 £20.23
Call For OEM Quantity Pricing
5 x 5 1.0 #64-083 £20.82 £20.82 #64-088 £25.07 £25.07
10.0 Dia. 1.0 #45-636 £20.82 £16.83 #32-947 £25.07 £20.23
10 x 10 1.0 #64-084 £20.82 £16.83 #64-089 £25.07 £20.23
12.5 Dia. 2.0 #45-637 £21.68 £17.51 #32-948 £25.93 £20.91
12.5 x 12.5 2.0 #64-085 £21.68 £17.51 #45-182 £25.93 £20.91
15.0 Dia. 2.0 #45-638 £21.68 £17.51 #32-949 £25.93 £20.91
15 x 15 2.0 #64-086 £21.68 £17.51 #64-090 £25.93 £20.91
20.0 Dia. 2.0 #45-639 £22.95 £18.53 #32-950 £27.20 £21.93
20 x 20 2.0 #64-087 £22.95 £18.53 #64-091 £27.20 £21.93
25.0 Dia. 2.0 #45-640 £25.50 £20.57 #32-951 £29.75 £23.97
25 x 25 2.0 #48-538 £25.50 £20.57 #45-183 £29.75 £23.97
30.0 Dia. 2.0 #45-641 £27.20 £21.93 #45-254 £33.57 £27.03
35.0 Dia. 2.0 #45-642 £29.75 £23.97 #45-255 £36.13 £29.07
40.0 Dia. 3.0 #45-643 £38.25 £30.77 #45-571 £44.63 £35.87
50.0 Dia. 3.0 #45-644 £42.92 £34.51 #45-572 £50.15 £40.29
50 x 50 3.0 #48-413 £42.92 £34.51 #48-418 £50.15 £40.29
75.0 Dia. 3.0 #48-414 £68.00 £54.57 #48-419 £80.75 £64.77
75 x 75 3.0 #48-415 £68.00 £5.457 #48-420 £80.75 £64.77
High Efficiency Anti-Reflection (HEAR) Coated Windows
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