Axis block assembly for use in making prescription eyeglass lens

Bearing assembly for wafer planarization carrier

Bench for machining elongate objects such as strips of marble an

Blade sharpening angle guide

Blank clamping device for a machine for trimming optical lenses

Block piece for holding an optical workpiece, in particular...

Blocking apparatus for lens manufacturing including...

Blocking system for prescription lenses

Boltless carrier ring/carrier plate attachment assembly

Carrier having pistons for distributing a pressing force on...

Carrier head design for a chemical mechanical polishing apparatu

Carrier head for a chemical mechanical polishing apparatus

Carrier head for a chemical mechanical polishing apparatus

Carrier head for chemical mechanical polishing

Carrier head having location optimized vacuum holes

Carrier head vibration damping

Carrier head with a compressible film

Carrier head with a flexible membrane for chemical...

Carrier head with a modified flexible membrane

Carrier head with edge load retaining ring