An unobtrusive Observatory luminaire for generating diffused light. Translucent white polycarbonate lamp enclosure dome. Provided with ceramic socket for G4 lamps. Integral 120V/11.6V electronic transformer provided. May be mounted over a standard deck or wall mounted 4 x1 ½ deep minimum octagonal wiring box set flush in finished wall or ceiling. Available without transformer for 12V supply, add suffix, LT.