ANSI LUMENS may be the most commonly accepted industry typical brightness measurement. The ANSI lumen rating actions the brightest white that a projector can deliver by averaging 9 mild meter measurements taken across the projected picture. Look at the manual to the InFocus IN138HD right here, without cost. This handbook https://simondecaw.blognody.com/27768765/manual-article-review-is-required-for-this-article