Telescope zoom lens assembly
Telescope, telescope tube and telescope mount for supporting...
Telescopic apparatus
Telescopic sight for individual weapon with automatic aiming...
Telescopic sight with variable magnification
Telescopic tube
Telescopic viewfinder optical system
Temperature compensating focuser for telescope
Thin adjustable binoculars
Three-dimensional microstructures, and methods for making...
Tilting system for an observation device and an observation...
Top angle focus scope
Toy weapon with a periscope suitable for allowing a user to...
Toy weapon with a periscope suitable for allowing a user to...
Trinocular field glasses with digital photograph capability...
Trinocular tube for stereo microscopes
Twin-image binoculars
Two-mirror telescope with central spider support for the...
Two-stage variable power binoculars