The projector (kinetoscope) was invented in 1893
A powerful beam of light through the transparent slide image is focused by a convex lens to produce an image on a screen .
1923
yes
Make the slide steeper Furniture polish on the slide will speed it up.
Thomas Armat invented the projector in 1893.
A projector that projects images from 35mm slides.
The overhead projector was invented in the 1960's.
A camera, a photocopier, and a slide projector all use lenses to perform their functions.
To set up a slide projector, one will need the correct equipment. Generally, one will need to connect the projector to a laptop or computer, then turn on the projector.
You don't need a slide projector or an overhead projector.
Thomas Armat in 1893 invented the projector
Slide projectors are considered "old technology", but if you have slides and a projector, showing them would emphasize that you and your dad predate PowerPoint. And that's not a bad thing.
it follows the law of refraction.
no, Thomas Edison invented the projector.
in was invented in 1860's
The projector (kinetoscope) was invented in 1893