GB/T 21110-2007
Projectors.Image size/projection distance calculations (English Version)

Standard No.

GB/T 21110-2007

Language

Chinese, Available in English version

Release Date

2007

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 21110-2007

Scope

This standard specifies the method for calculating the projection screen size of any type of projection equipment when the projection distance and the focal length of the projection objective lens are known; it also specifies the method for calculating the projection distance when the projection screen size and the projection objective lens focal length are known.

GB/T 21110-2007 history

• 2007 GB/T 21110-2007 Projectors.Image size/projection distance calculations