American National Standard for 2 in. (51 mm) Dichroic Coated Integral Reflector, Rim Reference Tungsten Halogen (TH) Large-Screen Projection Lamps with GX5.3 Bases
standard by American National Standards Institute, 01/01/2001

American National Standard for Condensing Dichroic Coated Integral Reflector Side-Pin Tungsten Halogen (TH) Projection Lamps with GX7.9 Bases
standard by American National Standards Institute, 01/01/2001

American National Standard for Projection Lamps – Tungsten Halogen Lamps with G5.3 Bases
standard by American National Standards Institute, 01/01/2002

American National Standard for Projection Lamps, Incandescent-Method for Life Testing
standard by American National Standards Institute, 07/01/1983

American National Standard for Electric Lamps – Use of Protective Shields with Tungsten Halogen (TH) Lamps – Cautionary Notice
standard by American National Standards Institute, 01/01/2002

American National Standard for Electric Lamps – Projection Lamps – Vocabulary
standard by American National Standards Institute, 07/24/2015

American National Standard for Electric Lamps – Single-Ended Tungsten Halogen (TH) Lamps with GZ9.5 Base, T6 Bulb, 36.5 mm LCL, 76.2 mm MOL with Proximity Reflector
standard by American National Standards Institute, 11/20/2015

American National Standard for Tungsten Halogen (TH) Lamps with a Light Center Length of 89 mm (3 in.)
standard by American National Standards Institute,

American National Standard for Tungsten Halogen (TH) Lamps with a Light Center Length (LCL) of 63.5 mm (2 in.)
standard by American National Standards Institute,