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Specifications |
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Material: |
BK7 or Fused Silica |
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Parallelism: |
< 3 arc min |
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Clear Aperture: |
> 85% of central dimension |
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Chamfer: |
0.3mm ´ 45° |
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Surface Figure: |
l/10 at 632.8nm |
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Surface Quality: |
10-5 scratch-dig |
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Power: |
Up to 10-20 J/cm2
for 10 nsec pulse typical @1064nm |
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Lattice’s high energy beamsplitters are used to split the incoming energy into two or more beams with different angles. Also, they can be used as beamcombiners. The second side is normally coated with high power antireflection (AR) coating to ensure no ghost image would appear.
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Standard Wavelength (nm) |
R(%) |
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Eximer |
157, 193, 248, 308, 352 |
5±1
15±2
25±3
35±3
45±4
55±4
65±4
75±4
85±3
95±2.5
98±1 |
10±2
20±3
30±3
40±3
50±4
60±4
70±4
80±4
90±3
97±2
99±0.5 |
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YAG |
213, 262, 263, 266, 349, 351, 355, 524, 527, 532, 1047, 1054, 1064, 2010, 2100, 2940 |
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Others |
325, 347, 442, 488, 511, 514.5, 578, 632.8, 694.3, 720-780, 1235, 1300, 1310, 1315, 1319, 1520-1565, 1550, 1560-1620 |
Other wavelengths and R(%) values are available upon request. |
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