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FR1383956A
|
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Dual magnification telescopic system
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GB984410A
|
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Telescopic system having two magnifications
|
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US2975673A
|
|
High aperture photographic objective
|
|
GB867266A
|
|
Improvements in or relating to photographic objectives
|
|
FR1233449A
|
|
High-light photographic lens
|
|
GB867261A
|
|
Improvements in or relating to fast photographic objectives
|
|
US2999415A
|
|
Rangefinder sight with rangefinder of external basis type
|
|
FR1231913A
|
|
High-brightness photographic lens
|
|
US2984167A
|
|
Lens-focussing arrangement
|
|
US3006249A
|
|
Photographic objective
|
|
FR1202765A
|
|
Wide-angle, high-brightness photographic lens
|
|
GB848376A
|
|
Improvements in or relating to photographic objectives
|
|
GB838584A
|
|
Improvements in or relating to illuminating devices for optical image projectors
|
|
US2942346A
|
|
Gun telescope mounting
|
|
GB853182A
|
|
Improvements in or relating to securing telescopic sights to weapons
|
|
GB841165A
|
|
Improvements in or relating to optical sighting and aligning instruments
|
|
US2891445A
|
|
Telescopic sight
|
|
GB814230A
|
|
Improvements in or relating to a telescopic sight
|
|
US2867151A
|
|
Telescopic sight
|
|
CA629875A
|
|
Binocular with improved system of optical adjustment
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