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
Synergistic compositions for the treatment of topical viral infections
Communication system, authentication device, control server, communication method, and program
Methods, systems, and physical computer storage media for processing a plurality of input/output request jobs
Integrated circuit packaging system with an encapsulation and method of manufacture thereof
Display for gloves
Avirulent oncolytic herpes simplex virus strains engineered to counter the innate host response
Power surface mount light emitting die package
  Randomly Featured Patents
Plate having two compartments
Key buttons for a handset
Non-woven textile
Harness excess-length absorbing apparatus
Method of production of poly-.beta.-hydroxyalkanoate copolymers
Powdered-iron magnet and rotating machine using the same
Devices for use in chemical test procedures
Delay circuits
Double-sided connector with protrusions
Speaker basket