Single-lens optical pick-up head for accessing a DVD disc and a

Details Single-lens optical pick-up head for accessing a DVD disc and a Single-lens optical pick-up head for accessing a DVD disc and a

1996-12-11

1998-05-05

Hindi, Nabil

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Radiation beam modification of or by storage medium

369110, G11B 700

Patent

active

057486026

ABSTRACT:
A single-lens optical pick-up head has a laser diode, a beam splitter, a collimator, a polarizing light converter, a polarization controller, a polarizing beam splitter, a first quarter-wavelength plate, a mirror, a second quarter-wavelength plate, a convex mirror, an objective lens and a photodetector, for use in accessing DVD and CD discs by switching its optical property between two states.

REFERENCES:
patent: 5428588 (1995-06-01), Ohuchida
patent: 5600614 (1997-02-01), Katayama

Affiliated with

Also associated with

Rating

Single-lens optical pick-up head for accessing a DVD disc and a does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Single-lens optical pick-up head for accessing a DVD disc and a , we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Single-lens optical pick-up head for accessing a DVD disc and a will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-63004