|
RO81479A
|
|
Optical system for luminous and wide-angle projection objective
|
|
RO81475A
|
|
Projection objective with continuously adjustable focal length
|
|
HU185771B
|
|
Projection objective of infinitely adjustable focal distance
|
|
HU185770B
|
|
Optical system of projecting "fast" objective with great visualangle
|
|
SU960708A1
|
|
Projecting zoom lens
|
|
CH642756A5
|
|
Projection lens with a steplessly adjustable focal length
|
|
SU983622A1
|
|
Fast wide-angle projection lens optical system
|
|
DD156151A3
|
|
Projection lens with step-by-step adjustable heating width
|
|
SE7908649L
|
|
Optical device for a bright, wide-angle projection lens
|
|
IT7926505D0
|
|
Projection lens with infinitely variable focal length
|
|
ATA656679A
|
|
Optical system for a light-bright, wide-angle projection lens
|
|
RO74010A
|
|
Box of development of the patrated or reliable form
|
|
DE2364469A1
|
|
REPRODUCTION LENS
|
|
GB1448854A
|
|
Method and device for measuring motion uniformity of a continu ously moving test band
|
|
DE2350480A1
|
|
OPTICAL LENS
|
|
GB1403471A
|
|
Optical lens system
|
|
GB1410733A
|
|
Reproduction objective
|
|
DE2318541A1
|
|
DEVICE FOR SWITCHING THE ACCELERATED TRAVEL OF A FILM TAPE
|
|
DE2318540A1
|
|
KINEMATOGRAPHIC PROJECTOR
|
|
DE2259443A1
|
|
LIGHTING DEVICE FOR AN ENLARGEMENT DEVICE
|
