PROJECTION SCREEN SUMMARY

• Document Type: CREST
• Collection: NGA Records (Formerly NIMA)
• Document Number (FOIA) /ESDN (CREST): CIA-RDP79B00873A002000010060-6
• Release Decision: RIFPUB
• Original Classification: K
• Document Page Count: 8
• Document Creation Date: December 28, 2016
• Document Release Date: November 8, 2012
• Sequence Number: 60
• Content Type: MISC

/ t) P) 65
DP 10
3 DP 166
DPI( ~;5
DP i71 /.`.
PP 2~
, !5--
-0 P 170 /'s
is PP
rs ~; z
~z DP/5-3 P3
i3 nl',Sy~'3.,
/) p?/ 6 3
rc t P~S6 /, y,;
/y pP/s s-
i 9 Alt Ja it 1a t1 > r
Declassified and Approved For Release 2012/11/08: CIA-RDP79B00873AO02000010060-6
jdo Sa.~ ai, a 3G. S 7.7 l3. 4/
2-
1{?~y L1/? ~~l, c 1.3
3. s-ei
N c 60,3
/Yo 7,
7b-
3 t, b 6.6
Nitivy
?3.3. ), ,
0, C)
Declassified and Approved For Release 2012/11/08: CIA-RDP79B00873AO02000010060-6
 Declassified and Approved For Release 2012/11/08: CIA-RDP79B00873AO02000010060-6
- DP SCREENS NO ABSORBER
DP SCREENS ABSORBER STUDY
X r BULK GLASS CERAMICS.,...
D ... COMI?RCIAL SCREENS
PROTOTYPE SCREENS
6 8
AXIAL GAIN
10
12
Declassified and Approved For Release 2012/11/08: CIA-RDP79B00873AO02000010060-6
 Declassified and Approved For Release 2012/11/08: CIA-RDP79B00873AO02000010060-6
DP SCREENS - NO ABSORBER
DP SCREENS - ABSORBER STUDY
x -BULK GLASS CERAMIC S
0 2 4 6 8 10 12 14
AXIAL GAIN
Declassified and Approved For Release 2012/11/08: CIA-RDP79B00873AO02000010060-6
 Declassified and Approved For Release 2012/11/08: CIA-RDP79B00873AO02000010060-6
PROJECTION SCREEN SUNNARY
AV6G
TR50PL
LS40-120
S50R
LS60G
LS50FM
OC50FM
LS75G
100 100
Resolution - MTF ~ 0.9 at 10(20) cycles/mm
Brightness
Variation
R
d
. 43.
18.
59.
14.
70.
7.6
88.
5.5
20.
40.
5.9.
23.
93.
6.9
95.
12.7
24.
27.
24.
8.1
49.
6.4.
40.
35.
63.
6.2
57.
10.5
71.
20.
89.
5.3
Declassified and Approved For Release 2012/11/08: CIA-RDP79B00873AO02000010060-6
T
45.
27.
.30.
44.
55.
1.8 .62. 35.
4.3 .67. 44.
11.8 49. 39.
16.4 71. 64.
.1.5 43. .29..
1 .9 :60. :_ 315. F
2.0 40. 27.
2.0 48. 29.
2.7 41. 32.
3.0 52. 37.
6.5 76. 57.
8.5 60. 53.
 Declassified and Approved For Release 2012/11/08: CIA-RDP79B00873AO02000010060-6
TABLE I - OPTICAL PROPERTIES OF SOME DISCRETE PARTICLE SCREENS
Sample
Axial
Gain
W
T45 (?
(%)
BV4
(%)
R
(%)
5
D
Thickness
DP 119
1.1
24
t 13
26 microns
DP 121
1.4
26
22
19
DP 126.
1.6
27
44
34
DP 152
1.88
29.2
50.15
36.5
13.23
DP 153
3.59
39.3
56.6
60.7
9.54
DP 154
5.19
41.8
60.3
70.4
8.53
DP 155
6.71
42.2
62.6
77.4
7.87
DP 156
8.32
49.1
64.6
81.3
7.13
DP 157
7.67
46.7'
65.4
79.2
6.32
DP 159
1.6
26.3
46.2
31.9
11.09
DP.160-
1.44
24.0
41.5
31.3
9.85
DP 161
6.33
41.5
.58.6
76.8
DP 162
4.92
36.6
51.1
74.2
DP 163
4.'43
33.8
46.0
74.4
Declassified and Approved For Release 2012/11/08: CIA-RDP79B00873AO02000010060-6