Projector Screen Terminology
it is about Projector Screen Terminology,mainly introduce the projector screen gain,front screen and rear projector screen,and the projector screen viewing angle,etc.
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The projector screen gain
1. What is the projector screen gain Gain : It is a number in the reflection characteristics ( brightness of different angles ) projector screen material inherent.……
Front screen and rear projection screen
As the name suggests is projected from the front. The projection screen as a dividing ridge, the audience on the same side of the projector, is being cast; both sides of the corresponding projection, ……
Projection screen viewing angle
Objective Test, To the screen center vertical line as a benchmark target, step by step to test both sides gain value, when gain effect is less than 50% of the center value, record to gain points, ……
Projector screen viewing angle
The same brand,the same type,the same material fabric,the viewing angle is bigger,it is the more expensive. But this is a proposition to distinguish to treat.Because the middle and low end screens,……
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