DIY : Learn how to make a old cinema projector that is an opto-mechanical device for displaying motion picture film by projecting it onto a screen. it requires one torch and one magnifying glass.
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August 28, 2018
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It had helped me in science project
Good one
ba kia chiz banaya ha maza ah gaya what great idea wow!
Nice! but we can do it without magnifying glass also
what type of magnifying glass we have to use in this project ?
Osm u r great
You are copy vidio
Mujeto bahut acha lags
Wow what a projector very Nice
Sir plz tell me how to present it in school bcz there is too much light
Nice video and very easy model
Not so bad
hi
best. bro
Best of best
What is the size of the magnifying glass
The name of this project is…..
Wow
very bor
My channel is about games
Good
Super
Wow ..Really nice