Measurement and inspection
Moire distance measurement method and apparatus US Pat. 4988886
Moire distance measurements using a grating printed on or attached to a surface US Pat. 5075560
Method and apparatus for absolute Moire distance measurements using a grating printed on or attached to a surface US Pat. 5075562
Flexible fiber optic illuminator and method US Pat. 5367440
Linear integrating cavity light source for infra-red illumination of sensitized media US Pat. 5548120
Illumination
Integrating cylinder with end input illumination for use as an illuminator in a film scanner US Pat. 5241459
Digital Camera and Scanner design
Apparatus for mechanically dithering a CCD array US Pat. 5335091
Optical blur filter having a four-feature pattern US Pat. 6326998
Anti-aliasing low-pass blur filter for reducing artifacts in imaging apparatus US Pat. 6937283
Printer optics
Apparatus and method for printing with a non-refractive imaging system US Pat. 5642149
Camera autofocus, range map and image processing
Autofocusing still and video images Pat. 7561789
Color fringe desaturation for electronic imagers US Pat. 7577311
Alignment of lens array images using autocorrelation US Pat. 7593597
Automatic focus system calibration for image capture systems US Pat. 7609958
Hue correction for electronic imagers US Pat. 7656441
Camera using multiple lenses and image sensors to provide improved focusing capabilityUS Pat. 7676146
Camera using multiple lenses and image sensors in a rangefinder configuration to provide a range map US Pat. 7683962
Lens array assisted focus detection US Pat. 7702229
Dual range focus element US Pat. 7852454
Pattern conversion for interpolation US 8452082 B2
