1 set 1950 ano - OHP
Descrição:
Overhead ProjectorIt is made up of a base with a clear glass top housing an interior light and an adjustable arm with a lens and a mirror.
A transparent sheet is placed over the glass top. and the machine "projects" the sheet's writen material onto whatever surface the lens is facing.
Adicionado na linha do tempo:
Data:
1 set 1950 ano
Agora
~ 73 years ago
