The Ultimate LED Flashlight Terminology Guide

THE ULTIMATE LED FLASHLIGHT TERMINOLOGY GUIDE Want to buy a high-quality LED flashlight? Confused about all the terminology? Here's a guide to help you cut through the jargon. PARTS OF AN LED FLASHLIGHT MEASURING FLASHLIGHT PERFORM ANCE CASING Lumen A measurement of total light output. One lumen is comparable to a single birthday candle located one foot away from you. The material within which the inner workings of a flashlight are encased. LUMENS REFLECTOR The optical device that some flashlights use to gather the light and focus it into a usable beam. Aside from having no optics at all, this is one of the cheapest and least efficient methods to focus a light beam. Candlepower COAST HP17 An archaic measurement of light intensity, now commonly replaced by the candela. OPTICS SYSTEM Candela The glass or acrylic piece that covers a flashlight's light source, allowing the beam to be shaped into the desired pattern. A unit of measurement of the intensity of light emitted by a source in a particular direction. BEZEL 0000cd The front or “head" piece of a flashlight that holds the lens in place. Learn more with our free eBook, A Flashaholic's Guide to LED Flashlights, at coastportland.com/ebooks-by-coast Lux A measurement of light intensity over a given area; also known as lumens per square meter. According to the ANSI FL1 Flashlight Standards flashlight standards, 0.25 lux is considered a useful amount of light. 000m TYPES OF LIGHTING BEAM CHARACTERISTICS Throw Run time Beam distance, or how far a flashlight can light up an object with a useful amount of How long a flashlight can run on one set of batteries. 00min illumination. Water Resistance Flood Beam Spill The ability to be splashed from all sides with water and remain Incandescent LED A light's ability to illuminate a large area, particularly at close distances. Hot spot The dimmer A bulb that emits light| by passing an electrical current through a thin filament. Light emitting diode, or a solid state lighting device that does not require heating of a filament to create light. fully functional. part of a beam that surrounds The central and COAST. brightest part of a beam. the hot spot. LIGHTS • KNIVES • MULTI-TOOLS www.coastportland.com Copyright © 2013 Coast Infographic designed by Mad Fish SEO