|
Size: 754
Comment:
|
Size: 756
Comment:
|
| Deletions are marked like this. | Additions are marked like this. |
| Line 9: | Line 9: |
| || ROC || Flat (>5 km)|| 40 m? || || || inf|| | || ROC || Flat (>5 km)|| 57.5 m? || || || inf|| |
Coatings and Optics
This is a work in progress area for what optic and coatings we need.
Parameter |
ITMs |
ETMs |
PRM |
SRM |
FM (4x) |
HR Transmission 1064 nm |
0.014 * |
10 ppm |
|
|
<0.01 |
HR Transmission 532 nm |
< 1000 ppm |
0.10 |
|
|
|
AR Reflection 1064 nm |
< 1000 ppm |
< 100 ppm |
|
|
<0.01 |
AR Reflection 532 nm |
<0.01 |
< 1000 ppm |
|
|
|
ROC |
Flat (>5 km) |
57.5 m? |
|
|
inf |
Wedge angle |
1 deg (+/- 0.2 deg) |
1 deg |
|
|
|
BR BR * T_ITMnom = 0.014 +/- 0.001. All 3 ITMs in the same coating run to match the T, i.e. T_ITMY - T_ITMX < 0.0003. Tolerance in T_ITMnom is larger.