CAX lamp applications: ophthalmic. Cross Reference: Eiko 00780 Ushio (1000122), Osram Sylvania (58831), GE (29171).
Possible substitute: BLX (less light, 3/8"" wider).
"CTT bulb. Application notes: possible substitution - DAX. Cross Reference: Ushio (1000141).
Possible substitutes: CWA (less light, less heat), CZA (less light, less heat, 5/8"" shorter, 1/4"" narrower).
"This Topbulb DDB bulb with ANSI code DDB uses 750 watts and 120 volts. It has a P28S base, and an average rated life of 25 hours. It has a T12 lamp shape, and is an incandescent bulb.
DDB bulb.
Possible substitute: CZX (less light, less heat, 1/4"" narrower).
"This bulb with an ANSI code of DMX uses 500 watts and 120 volts. It is a clear T20 lamp with a P28S base. It has an average rated life of 50 hours.
Possible substitute: BTM (more light, more life, smaller bulb, tungsten-halogen lamp).
"EVC bulb. Application notes: possible substitution ANSI FGX. Cross Reference: Ushio (1000382).
FNT bulb. Applications: projector, studio. Cross Reference: Osram Sylvania (54044, 64656 PT HLX), Ushio (1000588), Philips (20463-6), GE (FNT).
"The Osram 54836 DYS bulb is a 600 watt, 120 volt halogen overhead projector replacement lamp.
The DYS uses a prefocus GZ9.5 base, a CC-6 filament and produces a lumen output of 17000 initial lumens. The bulb burn position is base down to horizontal with filament coil axis horizontal. The rated life is 75 hours.
DYS is a possible substitution for ANSI DYV and BHC.
"EHJ bulb. Applications: overhead projector, microfilm, medical. Cross Reference: Industry (JC24V250W), Ushio (1000290), Osram(54045, 64655), Philips (417586, 7748), Leitz (037-723, 590-910).