The most important question to ask yourself before buying a projector is simple: How and where are you going to use it? That ...

Introduction 00:10 Initial setting 00:50 Create Projection 01:50 Create light rays 02:21 Adjust the Blur of the Projection Hope it is useful to you Thanks for watching ...

In the first image, you can see the optics on the left and the Elevate and Focus knobs on the right. On the lower left, there ...