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National
1 R A D b • M A R K
PROJECTOR CARBONS
FOR EVERY TYPE OF PROJECTION LAMP
FOR SMALLER THEATRES
Low Intensity Projection gives clearTM& cut images and true reproduction.
FOR MEDIUM-SIZED THEATRES
Larger screens and longer throws require
"Suprex" Carbon High Intensity Projec
tion for proper screen brightness and color. j'L^lTtlfl
FOR THE LARGEST THEATRES
High Intensity— the finest projection available. Greater depth, sharper definition, higher screen brightness, and full, richer color.
SUCCESSFUL EXHIBITORS know that moviegoers appreciate top-quality projection. Carbon arc projection makes the picture brighter, sharper in detail— with perfectly balanced color. It brings customers back to your theatre again and again.
TYPICAL CARBON TRIMS FOR PROJECTION LAMPS
TYPE OF LAMP
TYPE OF CARBON
SIZE
ARC AMPERAGE
ARC VOLTAGE
Low Intensity D.C. Reflector Type
Low Intensity Cored Positive Low Intensity Cored Negative Low Intensity Cored Positive Low Intensity Cored Negative
10mm x 8" (203mm) 7mm x 8" (203mm)
12mm x 8" (203mm) 8mm x 8" (203mm)
20 32
55 55
A.C. High Intensity
A.C. High Intensity Cored
(.Both Holders) A.C. High Intensity Cored
(Both Holders)
7mm x 12" or 14" (305 or 355mm)
8mm x 12" or 14" (305 or 355mm)
66 80
22 25
High Intensity D.C. Reflector Type
"Suprex" Cored Positive
"Orotip" C Cored Negative "Suprex" Cored Positive
"Orotip" C Cored Negative
7mm x 12" or 14" (305 or 355mm)
6mm x 9" (228mm)
8mm x 12" or 14" (305 or 355mm)
7mm x 9" (228mm)
50 70
37 40
High Intensity Condenser Type
High Intensity White Flame
Positive "Orotip" Heavy Duty Cored
Negative
13.6mm x 22"
(560mm) 7/16" x 9"
(11mm x 228mm)
150
78
SOLD THROUGH AUTHORIZED DISTRIBUTORS BY
NATIONAL CARBON COMPANY, Inc.
FOREIGN DEPARTMENT 30 EAST 42nd STRICT, NEW YORK 17, N. Yc< U. S. A.
T*">* "NATIONAL", "SUPREX" and "OROTIP" are Trade-Marks of NATIONAL CARBON COMPANY. JNC.