Align Lamp For Flat Field - Vari Lite VL2402 User Manual

VARI LITE® - VL2402™ W

Align Lamp for Flat Field

The design of the VL2402 optical system is based on a flat field. A flat field is one
where there is no detectable hot spot.
After a new lamp is installed, it will be necessary to align the lamp to optimize the
beam. Knobs located at the luminaire's backcap will allow adjustment.
WARNING: Backcap and adjustment knobs will be HOT during lamp operation.
Wear gloves and/or use tools to prevent burns.
To align lamp:
1. Using internal menus select Lamp test to set beam. See
2. Position beam on a white wall at a distance of 10' to 20'.
3. At backcap, using Vertical and Horizontal knobs, adjust hot spot to center of
4. Using Focus knob adjust beam for flattest field.
22
L U
ASH UMINAIRE
for more information.(If using console, set intensity to 100% and adjust
diffusion to produce a tight beam.)
beam.
Vertical
Focus
Horizontal
17-Sept-01
' M
SER S ANUAL
Captive Knob for lamp access
(does not adjust beam)
"Lamp" on page 70
02. 9671.0 001 C