PHILIPS HPR 125W High Pressure Mercury Vapor Reprographic Lamp
Lampe ā vapeur de mercure haute pression pour la reprographie
Hochdruck-Quecksilberdampf-Lampe mit Innenspiegel und gekörnten Klarglaskolben
Suitable for use in copyboard lighting for black and white photographic copying and reproduction, and silk screen printing.
Lamp Voltage: 125 V
Current: 1,15 A
Ballast Type: 125 W MV ballast
Cap: E27s/30 (Nickel Plated Brass)
Bulb Finish: Clear, internally aluminised and sprayed black to prevent UV radiation leaking out the back of the lamp
Electrodes: Backwound tungsten with triple carbonate emitter
Atmosphere: Inner: Argon • Outer: Nitrogen
Luminous Flux: 2900 lm
Luminous Efficacy: 23.2 lm/W
Color Temperature: 6000 K
Service Life: 2100 h
Thanks to Eric Tauecchio who donated this lamp.
Video on YouTube: Mercury lamp Philips HPR 125W
Polar distribution of the HPR 125W lamp
A copying frame for offset printing equipped with HPR lamps
Le contenu de ce site est sous copyleft 
The content of this site is under copyleft Der Inhalt dieser Website steht unter Copyleft
