Head-mounted carrier for positioning opto-electronic devices...
Headgear with viewing monocular
Heat dissipation structure for optical engine
Heat sink tab for optical sub-assembly
Heat sink tab for optical sub-assembly
Heavy-duty precision support for an optical instrument
Helicoid threaded tube of synthetic resin and lens barrel compri
High bandwidth optical mount
High performance optical filters suitable for intense ultraviole
High speed focusing lens assembly
Highly versatile optical element mount
Hinge with a positioning and limiting assembly
Holder and optical element
Holder for attaching a component with a dovetail slot
Holder-mounted optical element
Holding and positioning apparatus for an optical element
Holding apparatus
Holding apparatus
Holding apparatus and exposure apparatus
Holding assembly and transport arrangement for handling...