This webpage contains data on the reflectivity measurements of the WHT secondary mirror.

Reflectivity results - WHT Secondary Mirror


2004

Date

Time

BSDF 0°,0°

(detector position)

BSDF 50°,180°

(detector position)

Reflectivity

RMS (Å)

File

Notes

16/11/2004
 

 

 

 

 

 

Aluminising on 
16/11/2004 

2002

Date

Time

BSDF 0°,0°

(detector position)

BSDF 50°,180°

(detector position)

Reflectivity

RMS (Å)

File

Notes

26/03/2002
14:07:19
2.05E-03
2.67E-04
0.8798
51.942
WHTS263.PRN

 

2000

Date

Time

BSDF 0°,0°

(detector position)

BSDF 50°,180°

(detector position)

Reflectivity

RMS (Å)

File

Notes

31/10/2000
11:18:02
1.14E-03
8.10E-05
0.8767
63.283
WHTSALUM.PRN

 

25/10/2000
11:22:37
4.63E-03
6.59E-04
0.8817
62.264
WHTS2510.PRN

 

25/10/2000
14:35:49
4.36E-03
5.41E-04
0.7812
65.191
WHTSWASH.PRN

 

24/05/2000
11:02:37
8.24E-03
9.73E-04
0.8706
91.982
WHTSECB1.PRN

 

24/05/2000
12:05:47
4.86E-03
5.75E-04
0.8761
71.206
WHTSECA2.PRN