Door lock illuminating device

Dosimetry control method

Electronic assembly

Electronic assembly

Electronic ballast having a pump circuit for a discharge...

Electronic ballast with integral shutdown timer

Energy-conserving illumination system

Fluorescent lamp ballast dimming control cicuit

Fluorescent lamp dimmer system

High intensity light shut-down circuit for night vision goggle

I.L. timer

Illumination brightness and color control system and method...

Illumination brightness and color control system and method...

Illumination intensity control

Image input apparatus, image input system, light source...

Image intensifier tube gating circuit

Irradiation apparatus

Irradiation device and removable timer useful therewith

Lamp driving apparatus and method for driving lamp

LED strobe light