Unique Business systems ltd

    So, you're interested in learning about projector screens? Maybe it's your first time buying one, or perhaps you are looking to upgrade your cu...

Units with lamp time selection in menu Select user menu Select options Select lamp time Hold reset button down until reset menu appears Select reset ...

            Units with filter time selection in menu             Select user menu Select options  Select filter time Hold reset button down until ...

Try turning off the notebook LCD panel  by using the sequence of keys specific to your notebook.              Example: Function (Fn key) and the F7 key

Distance to width ratio is defined as : for every foot of distance the image size would be 1 foot.                  Example: Distance width ratio of; ...

Vertical = 15 degrees               Horizontal = 5 degrees

Hitachi provides specific throw calculators for each model. Each calculator will allow you to determine what                lens is required by throw distan...

A. The warranty on the projector is three years from date of purchase with the exception that usage should be under 8 hours per day for 5 consecutive days ...

                        SERVICE CENTRE          Concord Modhumoti Plaza Plot # 11 (4th Floor), Road # 11, Block # G, Banani, Dhaka-1213. 09677669977       ...

To calculate Actual Horizontal offset within keystone spec             (Distance from screen to projector) x TAN( 5 degrees)             Example: 223” ...