A newly optical pickup using integrated optical unit (IOU) which can detect spherical aberration error signal (SAES) and control light intensity distribution is described. In this IOU, the SAES is detected by hologram and light intensity distribution is controlled by grating. In addition, spherical aberration (SA) servo for a dual-layer Blu-ray disc is demonstrated by using this SAES.
Access to the requested content is limited to institutions that have purchased or subscribe to SPIE eBooks.
You are receiving this notice because your organization may not have SPIE eBooks access.*
*Shibboleth/Open Athens users─please
sign in
to access your institution's subscriptions.
To obtain this item, you may purchase the complete book in print or electronic format on
SPIE.org.
INSTITUTIONAL Select your institution to access the SPIE Digital Library.
PERSONAL Sign in with your SPIE account to access your personal subscriptions or to use specific features such as save to my library, sign up for alerts, save searches, etc.