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A MODEL PROJECTION ROOM
25
SCREEN CHART
FIGURES IN TABLE SHOW ACTUAL WIDTH OF PICTURE IN FEET AND INCHES
All figures are based en standard aperture o/ .825" x .600"
2
2'/«
2'A
7 V*
3
LE
3%
NS
3'/i
FC
3V4
}C
4
AL
4V4
LE
4Vi
NG
4V4
rTP
S
I, I 3'/4
NC
:hi
sy«
:s
6
6%
6'/i
6V.
7
40
16' 4'
14' 6"
13' 1"
1 1*10*
1010"
10' 0"
9' 3'
SO
20' 6"
18' 2*
16' 4"
14'I0"
13' 7"
12' 7"
11' 8"
lO'lO"
10' 2'
9 y
60
24 7'
2I'I0"
19' .8"
I7'10"
16' 4"
15' 1"
14' 0"
13' 1"
12' 3"
i r 6" loio
10' 3*
9' 9"
70
28' 9"
25' 6"
23' 0"
20'10"
19' 1"
17' 8"
16' 4"
15' 3"
14' 4*
13' 5"
12' 8*
12' 0"
11' 5"
lO'lO"
10' 4"
911"
SO
3210"
29' 2'
26' 3"
23'10"
2I'10*
20' 2"
18' 9"
17' 6"
16' 4"
15' 5"
14' 6*
13' 9"
13' 1
12' 5"
irio"
1,-4"
1010"
10' 5"
10' 0"
90
37' 0
32-10"
29' 7"
2610"
24' 7"
22' 9"
21' 1"
19' 8"
18' 5"
17' 4"
16' 4*
15' 6"
14' 9"
14' 0"
13' 4"
12' 9"
12' 3"
ir 9*
\V 3"
lO'lO*
10 6"
100
41* l"
36' 6"
3210"
2910"
27' 4"
25' 3"
23' 5"
2110"
20' 6"
19' 3"
18' 2*
17' 3*
16' 4"
15' 7"
14'10"
14' 3"
13' 7"
13' r
12' 7"
12 1"
11*8'
110
45' 3"
40' 2"
36' 2"
32'10"
30' 1"
27' 9"
25' 9"
24' 1"
22' 7*
21' 3"
JO' 0*
18'11*
18' 0"
17' 2"
16' 4"
15' 8"
15' 0"
4' 5"
310"
13' 4"
2-10"
120
49' 4"
4310*
39' 6"
3510"
32'10"
30' 4"
28' 2"
26' 3"
24' 7"
23' 2*
21*10"
20' 8"
19' 8"
18' 9"
17'10"
17' 1"
16' 4*
15' 8"
15' 1"
14' 6"
14' 0"
130
53' 6"
47' 6"
42' 9"
3810"
35' 7"
32'10"
30' 6"
28' 6"
26' 8"
25' 1*
23' 8"
22' 5*
21' 4"
20' 3*
19' 4*
18' 6"
17' 9"
17' 0"
16' 4"
15' 9*
15 2"
140
57' 7"
SI* 2"
46'."
4110"
38' 4*
35' 5"
32'10"
30' 8*
28' 9"
27' 0
25' 6*
24' 2"
23' 0*
2110"
20'10"
1911"
19' 1"
18' 4"
17' 8"
17' 0*
16' 4"
ISO
61' 9"
54'10"
49' 4"
44'10"
41' 1"
37'11"
35' 3"
32'10"
3010"
29' 0"
27' 4*
25'11*
24' 7*
23' 5*
22' 4*
21' 5"
20' 6"
19' 8"
1 8*1 1 **
18' 2"
17' 6"
160
6510"
58' 6"
52' 8"
47'10"
43'10"
40' 6"
37' 7*
35' 1"
32'10"
30*1 1 "
29' 2*
27' 8*
26' 3*
25' 0*
23'10*
22'10"
21 10'
21' 0"
20' 2"
19' 5*
18' 9*
170
70' 0"
62' 2"
56' 0"
50'10"
46' 7"
43' 0"
3911"
37' 3*
34'1 1 "
32'10"
31' 0*
29' 5*
2711*
26' 7"
25' 4*
24' 3*
23' 3*
22' 4*
21' 5"
20' 8*
19*11*
180
74' 1*
65'10"
59' 3"
53'10"
49' 4"
45' 7*
42' 3"
39' 6"
37' 0*
34'10*
3210*
31' 2"
29' 7*
28' 2*
26'10"
25' 8*
24' 7*
23' 7"
22' 9"
21'10*
21' 1*
190
78' 3'
69' 6"
62' 7"
56'I0"
52' 1"
48' 3*
44" 8"
41' 8"
39' 1*
36' 9*
34' 8"
32'10*
31' 3"
29' 9*
28' 4"
27' 1'
26' 0*
24'! 1"
24' 0"
23' 1"
22' 3"
200
82" 4"
73' 2"
6510"
59-10"
54'10"
50' 8"
47' 0"
43'10"
41' 1"
38' 8" 36' 6"
34' 7"
32'10*
31' 3"
29'10"
28' 7"
27" 4"
26' 3*
25' 3*
24' 4*
23' 5'
220
80' 6"
72' 6"
65-10"
60' 4"
55' 9"
51' 9"
48' 3"
45' 3"
42' 7* 40' 2*
38' 1*
36' 2*
34' 5*
3210"
31' 5"
30' 1*
28'11"
27' 9"
26' 9"
25' 9*
240
79' 1"
71'10"
65'10"
60' 9*
56' 5"
52' 8"
49' 4"
46' 5* 43'10*
41' 7*
39' 6*
37' 7*
35'I0*
34' 4"
3210*
31' 7*
30' 4"
29' 2"
28' 2
260
85' 8*
77'10"
71' 4"
65'10*
61' 2"
57' 1"
53' 6"
50' 4* 47' 6"
45' 0'
42' 9*
40' 9*
38'10*
37' 2"
35' 7*
34' 2*
32'10"
31' 8*
30' 6"
280
83'10"
76'10"
70*1 1 "
6510"
61' 6"
57' 7*
54' 3", 51' 2"
48' 6*
46' 1*
43'10*
41'10"
40' 0*
38' 4*
36'10*
35' 5"
34' 1*
32'10*
300
82' 4"
76' 0*
70' 7"
65'10"
61' 9"
58' 1* 54'10*
52' 0*
49' 4"
47' 0"
44'10"
4211"
41' 1"
39' 6"
3711"
36' 6*
35' 3"
320
81' 1"
75' 3"
70' 3"
65'10"
62' 0* 58' b"
55' 5"
52' 8"
50' 2"
47'10"
45' 9"
43'l6"
42' 1"
40' 6"
39' 0*
37' 7"
340
80' 0"
74' 8"
70' 0
65I0", 62' 2"
58'11"
56' 0"
53' 3"
50'10"
48' 8*
46' 7"
44' 9"
43' 0"
41' 5*
3911*
360
79' 1*
74' 1"
69'10"| 65'10"
62' 5"
59' 3"
56' 5"
53'10*
51' 6"
49' 4*
47' 6"
45' 7"
4310"
42' 3"
380
83' 6*
78' 3"
73' 8" 69' 6"
65'10"
62' 7"
59' 7"
56'10*
54' 5"
52' 1"
50' 0*
48' 1"
46' 4"
44' 8"
400
82' 4*
7T 6*| 73' 2*
69' 4"
65'10"
62' 9"
59'10"
57' 3"
5410"
52' 8*
50' 8"
48' 9"
47' 0"
To find picture height, multiply width by .73
To determine size of screen, add at least 6 inches to width and height.