This standard covers the dimensional features and the material of refractors of the approximate shape shownin Figures 1 through 3, and as described in ANSI C136.14-1988, American National Standard for RoadwayLighting EquipmentÑEnclosed Side-Mounted Luminaires for Horizontal-Burning High-Intensity-DischargeLamps.
ANSI C136.17-1997 history
1997ANSI C136.17-1997 Roadway Lighting Equipment- Enclosed Side-Mounted Luminaires for Horizontal-Burning High-Intensity- Discharge Lamps-Mechanical Interchangeability of Refractors
1995ANSI C136.17-1995 Roadway and Area Lighting--Enclosed Side-mounted Luminaires for Horizontal-burning High-intensity Discharge Lamps--Mechanical Interchangeability of Refractors