Ultrasmall optical pickup module

For the application to the 5mm height optical drive, we have developed a small optical pick-up module within its dimension of 3.0×2.0×5.5mm, by integrating refractive and diffractive optical elements with laser diode and photo diodes assembly.

[1]  Jin-Yong Kim,et al.  PCMCIA-like ultrasmall form-factor optical drive , 2003, Optical Data Storage.

[2]  G. Connell,et al.  Technique for monolithic fabrication of microlens arrays. , 1988, Applied optics.

[3]  Bernard W. Bell.  DataPlay's mobile recording technology , 2002, Optical Data Storage.