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ANSI C78.50 - Electric Lamps - Assigned LED Lamp Codes
January 1, 2016 - NEMA

This standard provides physical and electrical characteristics of the group of integrally ballasted solid state lighting (SSL) lamps that have standardized characteristics. Lamps with clear, frosted, opaque, and lens end windows, and with various reflector and/or emitting coatings, are...

ANSI C78.51 - Electric Lamps - LED (Light Emitting Diode) Lamps - Method of Designation
January 1, 2016 - NEMA

This standard describes a system for the designation of integrally ballasted Solid State Lighting (SSL) lamps that have standardized characteristics. Lamps with clear, frosted, opaque, or prescription lenses, and with various reflector and/or emitting coatings are covered. Lamps covered in...

IES LM-37 - IES Approved Method IES Guide for Determination of Average Luminance (Calculated) for Indoor Luminaires
January 1, 2016 - IES

The methods of calculating average luminance contained in this Guide cover various open bottom apertures as well as flat and drop lensed units, including units with multiple openings in the light emitting area. The candela values of interest are obtained by means of IES techniques for...

Steel Structures Design for Lateral and Vertical Forces, Second Edition
January 1, 2016 - MCGRAW

10 brand new DIY projects for your Raspberry Pi! This fully illustrated TAB guide shows how to construct and program all kinds of fun and innovative gadgets with your Raspberry Pi. Raspberry PiĀ® Electronics Projects for the Evil Genius" features 10 complete projects that showcase cool RasPi...

SAE ARP5290 - Laser Beam Divergence Measurements Techniques Comparison
December 1, 1999 - SAE

This document sets forth several acceptable methods of laser beam divergence measurement techniques. Purpose: The FAA has published FAA order 7400.2D as interim guidance on laser exposure levels near airports. The exposures in Las Vegas and the resulting moratorium on outdoor laser light shows...

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