American Cinematographer - December 1980 - 58

EW

ROM

E ElL ECTRI
As HMI continues to ride

high, two new "flicker-free" ballasts are
introduced, plus a new line of HMI lamps for motion picture lighting

Enterprises Limited, the world's
lighting
company, scored a resounding hit at
PHOTOKINA '80 by maintaining the most
picturesque and busiest beer bar on the
grounds. Designed like a Paris bistro, the
service was strictly English pub, and the
Lee

foremost film and television

Lee also
new

displayed on their stand their
line of DAYMAX HMI lamps in units

of 575W, 1200W, 2500W and 4000W.
These American-made
manufactured

lamps are
by ILC Technology of

Sunnyvale, California,

a company spe¬

cializing in the most sophisticated

Electro-optics and Pulsed-power for sci¬
industry and government.
For further information concerning
these products, contact: Lee Enterprises
Ltd.; 128 Wembley Park Drive, Wembley,
Middlesex HA9 8JE; Telex: 924743; Eng¬
land; Telephone: 01-903 9811 (10 Lines)*

ence,

camaraderie flowed like wine.
In addition to

dispensing beer with true

elan, the company has, for a number

of

been in the forefront of the devel¬
opment of advanced lighting equipment

years,

for the film and television industries.

recently their efforts have been
technology of HMI
lighting and it was in line with that policy
that they displayed on their stand at
PHOTOKINA '80 two new "flicker-free"
Most

directed toward the

lighting units, described

ballasts for HMI
as

follows:

1200 HMI BALLAST

Advantages:
Completely strobe-free.
Uses standard 115V D.C.

supply.
High efficiency: approximately one-third
of the light output of a Brute arc for onetwentieth of the current.

lamp head: 4-core lead.
input or output is interrupted.

Lead out to
Auto-start if

Specifications:
Size: 13.4

16.5

x

x

12.4 inches

Weight: approx. 24 lbs
Power input: 115V D.C.
Lamp current: 13 amps
Heat dissipation: 175 watts
Light output of lamp: 110,000 lumens
2500 HMI BALLAST

The

2500 HMI "flicker-free" ballast,

developed by Synclock Electronics Ltd. and
by Lee Enterprises Ltd. There is also a 1200 HMI model. Both use standard 115V
D.C. supply, are compact and lightweight. (BELOW) Also marketed by Lee Enterprises Ltd.
is this new line of DAYMAX American-made HMI lamps manufactured by ILC Technology of
Sunnyvale, Calif.
new

marketed

Advantages:
Completely strobe-free.

HIRM

Uses standard 115V D.C.

supply.
High efficiency: one-half the light output
of

a

Brute

arc

for one-twentieth of the

current.

Lead out to
Auto-start if

lamp head: 4-core lead.
input or output is interrupted.
DM/ 4000

Specifications:
Size: 13.4

x

16.5 x 12.4 inches

Weight: 40 lbs
Power input: 115V D.C.

DMI 2500

Lamp current: 24 amps

dissipation: Approx. 300 watts
Light output of lamp: 240,000 lumens.
Heat

development of these bal¬
by Synclock Electronics Ltd. and

Technical

lasts is

DMI 1200

they are being marketed by Lee Enter¬
prises Ltd.
DMI 575
American Cinematographer - December 1980

Table of Contents for the Digital Edition of American Cinematographer - December 1980
