Question

An optical device used to digitalize a whole page on a large image is ?

Answer 1

Explanation:

Images to be scanned are placed face down on the glass, an opaque cover is lowered over it to exclude ambient light, and the sensor array and light source move across the pane, reading the entire area. An image is therefore visible to the detector only because of the light it reflects.

Answer 2

Explanation:

an optical device used to digitalise whole page enlarge image