Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Objective lens, optical pickup and optical disk apparatus










Image Number 17 for United States Patent #8116188.

A plastic objective lens is configured to collect a light beam with at least a wavelength .lamda. on a recording layer of an optical disk and is used in an optical pickup for recording and/or reproducing an information signal by illuminating a light beam on the optical disk having one or a plurality of recording layers in an incident direction of the light beam.








 
 
  Recently Added Patents
Hybrid asynchronous transmission process
Debugging using code analysis
Method and apparatus for accessing coconut water
Tray for microwave cooking and folding of a food product
Gyroscope utilizing torsional springs and optical sensing
Method and system for imaging a cross section of a specimen
Restore software with aggregated view of content databases
  Randomly Featured Patents
Cyclic guanidines, compositions containing such compounds and methods of use
Polarized-light-emitting waveguide, illumination arrangement and display device comprising such
Quantitation of RNA transcripts using genomic DNA as the internal amplification competitor
Method and apparatus for making frozen comestibles
Process for producing a silver halide photographic emulsion
Thermoelectric refrigeration system with flexible heatconducting element
Pliers
Immunostimulatory nucleic acids
Knitting machine
Interactive exercise apparatus structure