Rapid depth scanning optical imaging device

Rapid in situ mastering of an aspheric Fizeau with residual...

Rapid in-situ mastering of an aspheric fizeau

Real-time scanner-nonlinearity error correction for HDVSI

Reconfigurable interferometer system

Reduced coherence symmetric grazing incidence differential...

Reduced coherence symmetric grazing incidence differential...

Reduction of thermal non-cyclic error effects in...

Reference signal for stitching of interferometric profiles

Reference signal generating configuration for an...

Reference signal generating configuration for an...

Refractive-index measurement system and method for measuring...

Reticle focus measurement system using multiple...

Reticle focus measurement system using multiple...

Rotary encoder apparatus

Rotary position measuring system

Rotation and translation measurement

Rotation and translation measurement

Rotation and translation measurement

Runout characterization