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Twenty-six
AM ERIC: AN CINEMATOGRAPHER
March, 192C
(Continued lie
23)
De Vry Camera The De Vry camera, being manufactured by the De Vry Corporation of Chicago, is automatic, operated by a spring motor. This camera carries 100 feet of standard motion picture film. It weighs Sl/2 pounds, and may be spanned by a man's hand. While no tripod is needed, a universal screw socket is provided in the event that a tripod is desired. There is a hand crank for special work. The lens is standard F 3.5. The De Vry camera is a fellow creation of the De Vry portable projector which has been on the market for several vears.
(Continued from l-H-.ce 25)
iy
O — All places marked o to be oiled week(Use 3 in 1 oil only.)
R P means registering pin. (Oil weekly.)
C E in circles means cutting edges. (Keep clean.)
K C means keep clean.
H N means hexagon nut (for adjusting film clamp lever.)
C S — Clamp screw for blade holder.
B H— Blade holder.
F — Felt for setting blade holder on.
T J— Toggle joint,
T S — Toggle spring.
S B — Scraping blade.
C N — Clamp nut (for tightening blade, in holder.)
Keep Up With
Amateur Cinematoqraphij
in the
American Cmematoqrapher
ILEX
CINEMATOGRAPHIC
LENSES
For MOTION PICTURE CAMERAS
Hex Super Cinemat F:2.6 Ilex Paragon Cinemat F:3.5 Hex Paragon Cinemat F:4«s
Three Series of Highly Corrected CinematographicLenses Designed for SPEED — DEFINITION—COHERING POWER
SPEED—
Where Speed Is Essential We Recommend Our F:2.6. The Ultra Anastigmat Type, Which Is About Twice As Fast As The F:3.5 And Possesses Marvelous Illuminating Power. For General Ail-Around Work The F:3.5 Or F:4.5 Is Preferable, Owing /To The Greater Depth Of Focus.
DEFINITION
The Definition Is Remarkably Sharp — Snappy and Brilliant.
COVERING POWER
Even At Their Largest Aperture They Cover To The Very Corners Of The Sizes Listed Below.
ILEX SUPER CINEMAT F:2.6
CAl . NO.
Covers at Full Aperture
EQUIV. FOCUS
Price in Barrel
Price in Focusing Mt.
In.
MM.
1
%x1
1%
35
S52.00
S36.00
2
%xl
2
50
J5.00
39.00
5
%xl
3
75
45.00
47.00
ILEX PARAGON CINEMAT F:35
CAT. NO.
Covers at Full Aperture
EQUIV. FOCUS
Price in Barrel
Price in
In.
MM.
Focusing Mt.
1
%xl
2
50
S22.00
J26.O0
_
WixWi
3
75
30.00
54.00
ILEX PARAGON ANASTIGMAT F:4 S
CA'l
NO.
Covers at Full Aperture
EQUIV. FOCUS price in
Price in
In.
MM. Barrel
Focusing Mt.
1
%xl
l'/4
!2 $25.50 *26.00
ILEX OPTICAL COMPANY
Manufacturers of High Grade Photographic Lenses and Shutters, Projection Lenses, Condensers and Designers of all types of Special Optical Equipments.
Rochester, New York
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