IESNA RP-1-1993

The Office Lighting Recommended Practice (RP-1) is published by the Illuminating Engineering Society of North America. This publication provides guidelines for luminaire performance and design issues related to lighting an office/VDT environment. The table below is taken from this publication. The complete RP-1 can be ordered from the IESNA web site.

 

Table 7-1. Recommended preferred and maximum average luminances for luminaires used in the direct lighting of a VDT environment. Luminance is measured along the lengthwise, crosswise and 45 degree horizontal planes.

Degrees from vertical

Preferred maximum average luminance

Maximum average luminance

55 degrees

850 cd/m2

--

65 degrees

350 cd/m2

850 cd/m2

75 degrees

175 cd/m2

350 cd/m2

85 degrees or more

175 cd/m2

175 cd/m2

 

 

inter.Light ©1998 inter.Light, Inc.