the slide projector LETI 60M

Description

Overhead projector is designed to show the on-screen frame filmstrips illustrating lectures, reports, as well as for teaching in schools.
In addition to use in the lecture work and scientific and technical propaganda, overhead projector can be used in scientific research, for example, to decode waveforms.
In comparison with existing projection devices such as overhead projector and allosskopov, overhead projector LETI-60 has a number of advantages: remote control, the possibility of using films with horizontal and vertical frame arrangement and display images on the screen without darkening the audience. "
Basic specifications
Lens:
Focal distance, mm - 92
Aperture - 1: 2
The increase - from 32.6 to 108
The luminous flux lumens - 600
The maximum distance from the unit to the screen, m - 10