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Handbook: 198 of 287
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TABLE OF LUXFER PRISM AREAS.
ROOM 10 FEET WIDE.
| FOR DESK WORK. |
Length of Room, feet. |
VERTICAL PRISM
PLATES. |
|
CANOPY A. |
| J |
K |
L |
M |
N |
O |
S |
P |
0.6 |
0.5 |
0.4 |
0.3 |
0.2 |
| 20 |
33 |
36 |
38 |
39 |
42 |
48 |
54 |
63 |
42 |
45 |
60 |
72 |
102 |
| 30 |
36 |
39 |
41 |
42 |
45 |
51 |
57 |
69 |
45 |
48 |
63 |
78 |
108 |
| 40 |
42 |
44 |
45 |
48 |
51 |
60 |
66 |
78 |
54 |
54 |
72 |
90 |
123 |
| 50 |
48 |
50 |
51 |
54 |
60 |
66 |
72 |
87 |
60 |
63 |
81 |
99 |
141 |
| 60 |
54 |
57 |
60 |
63 |
69 |
78 |
84 |
102 |
69 |
72 |
96 |
117 |
162 |
| 70 |
63 |
66 |
69 |
72 |
78 |
87 |
96 |
117 |
78 |
84 |
108 |
132 |
186 |
| 80 |
72 |
75 |
78 |
84 |
90 |
102 |
111 |
132 |
90 |
96 |
123 |
150 |
213 |
| 90 |
81 |
87 |
90 |
96 |
102 |
114 |
126 |
150 |
102 |
108 |
141 |
174 |
243 |
| 100 |
93 |
99 |
102 |
108 |
117 |
132 |
144 |
174 |
117 |
123 |
162 |
198 |
276 |
| 110 |
105 |
111 |
117 |
123 |
132 |
147 |
162 |
195 |
132 |
138 |
180 |
222 |
306 |
| 120 |
117 |
123 |
129 |
135 |
149 |
165 |
180 |
216 |
147 |
153 |
201 |
246 |
345 |
| FOR FINE MERCHANDISE. |
Length of Room, feet. |
VERTICAL PRISM
PLATES. |
|
CANOPY A. |
| J |
K |
L |
M |
N |
O |
S |
P |
0.6 |
0.5 |
0.4 |
0.3 |
0.2 |
| 20 |
22 |
23 |
25 |
26 |
28 |
31 |
35 |
42 |
28 |
30 |
39 |
48 |
67 |
| 30 |
24 |
25 |
27 |
28 |
30 |
34 |
37 |
45 |
30 |
32 |
42 |
51 |
72 |
| 40 |
28 |
29 |
30 |
32 |
34 |
39 |
43 |
51 |
35 |
36 |
48 |
59 |
82 |
| 50 |
31 |
32 |
34 |
36 |
39 |
44 |
48 |
58 |
39 |
41 |
54 |
66 |
92 |
| 60 |
36 |
38 |
40 |
42 |
45 |
51 |
56 |
67 |
45 |
48 |
63 |
77 |
108 |
| 70 |
41 |
43 |
46 |
48 |
51 |
58 |
64 |
77 |
52 |
55 |
72 |
88 |
123 |
| 80 |
47 |
50 |
52 |
55 |
59 |
67 |
73 |
88 |
59 |
63 |
82 |
100 |
141 |
| 90 |
54 |
57 |
60 |
63 |
67 |
76 |
84 |
100 |
68 |
72 |
94 |
115 |
162 |
| 100 |
62 |
65 |
68 |
72 |
77 |
87 |
96 |
115 |
78 |
82 |
107 |
132 |
184 |
| 110 |
70 |
73 |
77 |
81 |
87 |
98 |
108 |
130 |
87 |
92 |
120 |
148 |
203 |
| 120 |
77 |
81 |
86 |
90 |
100 |
109 |
120 |
144 |
97 |
102 |
134 |
164 |
230 |
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