
238
Laser-Induced Damage in Optical Materials
95
90
85
80
75
70
65
60
55
50
300 400 500
s polarization
p polarization
T/%
600 700
40
p pol.
T (AOI 30°)
OIC #
#1
s pol.
p polarization
312 nm
800 900 1000
20
0
400 500 600 700
Wavelength/nm
#3
2
#4
#5
#7
#8
#10
#11
#13
#14
#17
#18
#19
1
#20
384 nm
496 nm
735 nm
1000 nm
1
0
–1
–2
–3
3
5
7
8
10
11
13
14
17
18
19
20
λ
ΔT/T/%
FIGURE 8.17 Spectral transmittance of a Ta
2
O
5
thin lm measured by dierent laboratories (OIC#). (a)Spectral transmittance curves. (b) Relative deviations of
measurement results by dierent laboratories at specic wavelengths.