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Page 132
Exhibitors Trade Review
What Is the Difference
between the
Bausch & Lomb CINEPHOR Condensing System
and ordinary condensers?
The diagrams below indicate why CINEPHORS are superior, why CINEPHORS furnish a better quality of light and why a 25% increase of illumination on the same current consumption is guaranteed.
PDlNTSOOKCF \er LlOHT
Cop*T>0«3ER
Object
Psoject/ohLenoI
The first diagram represents the ideal condition that would result if there were available a "point source of light" and of the condensing lenses were perfectly corrected for spherical aberration.
Condense i?
Object
Lens
The next diagram shows what the result would be with a theoretical point source of light and ordinary condensers.
Extended Sourci
OF LiawT
Condense?
Object
Projection Lens
The third figure indicates the condition found with the usual type of condensing system under actual operating conditions. (Rays of light from different zones of condenser imaged in widely separated planes).
t<TEND£D50URC OF Light
Parabolic Condenser
Projection Lens
The last figure represents the condition found with a Bausch & Lomb CINEPHOR Condensing System. (Rays of light from all zones of condenser imaged approximately in one plane).
Fill in and mail today the coupon that will bring you helpful literature describing and explaining
CINEPHORS
BAUSCH & LOMB OPTICAL CO., 655 St. Paul St., Rochester, N. Y.
Gentlemen: Please send me folder E-43 that fully describes yonr CINEPHORS. Also send booklet E-42 on projection lenses.
Name
Address
DATE STRIPS
Hennegan Co., The, 311-321 Genesee, Cincinnati, O.
CAMERA
DAYLIGHT LOADERS
Burke & James, Inc., 240 E. Ontario St., Chicago, 111. "Ingento."
Bass Camera Co., 109 N. Dearborn St., Chicago, 111. (See Adv.)
DEALERS, Supply
(See Equipment Supply Dealers and Distributors at rear of section).
DECORATIONS, Artificial
Flower
(See Flowers, Artificial)
DECORATIONS, Theatre
(See Flowers, Artificial, and Decorators, Theatre Interior)
DECORATORS, Theatre Interior
Art Decorating Co., 1112 Chestnut St., Philadelphia, Pa.
Baumgarten & Co., 238 E. 34th St., N. Y. City.
Bazelle & Partridge, 33 E. 6th St., St. Paul, Minn.
Beaumont Velvet Scenic Studios, 225 W. 47th St., N.Y.C.
Beck & Co., Win., Dorchester Ave., Cincinnati, O. (See Adv.)
Brand & Co., Gustave A., 1428
Michigan Ave., Chicago, 111. Brunton Studios, John, 226 W.
41st St., N. Y. City, N. Y. Carson Scenic Studio, Rofot. P.,
1507 Clark St., Chicago, IU.
(See Adv.) Decorators Supply Co., 2547
Arche Ave., Chicago, 111. Dewar & Clinton, 435 Penn Ave.,
Pittsburgh, Pa. Dickie, Robt., 247 W. 46th St.,
N. Y. City, N. Y. Duchemin, Geo. W., 37 Wain
wright St., Newark, N. J. Gen. Flower & Decorating Co.,
228 W. 49th St., N. Y. City,
N. Y.
Gibelli & Co., 1322 Vine St.,
Phila Pa Harmer' Studios, Inc., 201 W.
49th St., N. Y. City, N. Y. King Studios, 2215 Van Buren
St., Chicago, 111. Kahn, Theodore, 155 W. 29th
St., N. Y. City. N. Y. (See
Adv.)
Kuhn Studios, Louis, 105 W. 63d St., N. Y. City, N. Y. (See Adv.)
Kasson, Irving, 463 Boylston
St., Boston, Mass. Nelson Co., 614 S. Michigan
Ave., Chicago, 111. Novelty Scenic Studios, 220 W.
46th St., N. Y. City, N. Y. Rambusch Decorating Co., 2 W.
45th St., N. Y. City, N. Y. Reliable Decorating o., 17 N.
Kent St., Phila., Pa. Service Studios, Inc., 2819 W.
Van Buren St., Chicago, 111. Roth and Tischner, 222 W. 46th
St., N. Y. City, N. Y. Service Studios, Inc., 2819 W.
Van Buren St., Chicago, 111. Silsby, I. E., 110 N. 50th St.,
Omaha, Neb.
Stulen & Sons, J., 101 Market St., Pittsburgh, Pa.
Theatre Reconstruction Studios, 212 E. Superior St., Chicago, 111.
United Studios, Inc., 30 \V. Lake St., Chicago, 111. (See Adv.)
Voigt Co., 1743 N. 12 St., Philadelphia, Pa.
Wescott King Studios, 2215 W. VanBuren St., Chicago, 111.
DIFFUSERS, Ceiling Light
Frink, Inc., I. P., 24th St. and
10th Ave., N. Y. City. Wheeler-Green Electric Co., 29
39 St. Paul St., Rochester,
N. Y.
DIMMERS, Electric Light
Cutler-Hammer Mfg. Co., Milwaukee, Wis; "C-H." (See Adv.)
Display Stage Lighting Co., Inc., 314 W. 44th St., N. Y. City.
Major Equipment Co., 2518 Cul
lom Ave., Chicago, 111. Newton, Chas. I., 331 W. 18th
St., New York City. Ward Leonard Electric Co., Mt.
Vernon, N. Y. "Vitrohm." Wheeler-Green Electric Co., 29
39 St. Paul St., Rochester,
N. Y.
DIMMERS, Portable
Cutler-Hammer Mfg. Co., Milwaukee, Wis. "C-H." (See Adv.)
Universal Electric Stage Lighting Co., N. Y. City, N. Y. (See Adv.)
Wheeler-Green Electric Co., 2939 St. Paul St., Rochester, N. Y.
DISINFECTANTS AND SPRAYS, Theatre
(See also Purifiers, Air) Accident Cabinet Co., Kalamazoo, Mich. "Cresoltol." American Oil & Disinfectant
Co., 196 Water St., N. Y. City. American Sterilizer Co., 12th
and Plum Sts., Erie, Pa. Automatic Disinfectant Co., Box
252 Memphis, Tenn. Burch & Co., 64 W. Illinois St.,
. Chicago, 111. Chamberlin Co., Pittsburgh, Pa.
"Sanicube." Chemical Mfg. Co., 417 S. 7th
St., Minneapolis, Minn. Chemical Supply Co., 1565 Mer
win Ave., Cleveland, O. Cleaner Mfg. Co., 2842 Olive St.,
St. Louis, Mo. Cremolin Mfg. Co., 17 S. Main
St., St. Louis, Mo. Continental Drug & Chemical
Works, 371 Wythe Ave.,
Brooklyn, N. Y. DeLaney Oil & Lubricant Co.,
Milwaukee, Wis. Dusenberry, H. C, 95 Gold St.,
N. Y. City. Fil-Trim Mfg. Co., 1946 Fulton
PI., Cleveland, Ohio. Frank Disinfecting Co., P. M.,
91 Bleecker St., N. Y. City, Fulton Co., 3208 CarroU Ave.,
Chicago, 111. "Fulco." (See
Adv.)
Garnet & Co., Geo. H., Allentown, Pa.
General Disinfectant Co., 143 Clermont Ave., Brooklyn, N. Y. (Perfumed sprays.)
Houses
Quarter Size
2% inch 2Vn inch 3 inch
$30
3*4 to 6 in.
$25
Half Size
5 to 8^4 in.
$50
9 to 11 in.
$60
"Snaplite Jr.," For Portable Projection Machines
Send for Descriptive Booklet
Kollmorgen Optical Corporation
31-43 STEUBEN STREET BROOKLYN, N. Y., U. S. A.