Motor car spot lamp - with narrow angle beam of high intensity and gas discharge light source

摘要

Spot lamp for motor vehicles to illuminate the road. The light source has a light intensity of more than 5000 Stilb with the area of the pupil outlet of the spot lamp being no greater than 2 cm2 in any direction. The outlet pupil appears at an angle of less than 1 minute from any distance over 20 m and in any direction of the beam of the spot lamp. The light source of the spot lamp is a gas discharge lamp. The lens of the spot lamp close to the outlet pupil produces an optical image slightly enlarged and also forms the spot lamp glass with a screen wash system fitted in front of it.