Eumig MARK-S SUPER 8 - Image Size and Fine Focussing

Image size and fine focussing
The image size desired on the screen is at-
tained by adjusting the sliding ring A on the
projector lens. °
- Fine focussing is then achieved by rotation
af the lens B.
AUSTROVAR f/1.4 15—25mm projection lens
This diagram shows the interrelationship bet-
ween focal length, projector-to-screen distan-
ce and image width.
et
COAL
w/t
Image width
Projector-to-screen distance
11