Dual Focus Optical Head for 0.6 mm and 1.2 mm Disks

Optical Review

Volumn 1, Issue 1, 1994, Pages 27-29

  Komma, Yoshiaki ^a   Nishino, Seiji ^a   Mizuno, Sadao ^a  

^a PANASONIC CORPORATION   (Japan)

Author keywords

0.6 mm disk; 1.2 mm disk; dual focus; high density optical storage; holographic optical element; large numerical aperture; optical disk; optical head; spherical aberration

Indexed keywords

EID: 0039711634     PISSN: 13406000     EISSN: 13499432     Source Type: Journal    
DOI: 10.1007/s10043-994-0027-1     Document Type: Article

References (3)

1. T. Ohta, K. Inoue, T. Ishida, Y. Gotoh and I. Satoh: Jpn. J. Appl. Phys. 32 (1993) 5214.
2. J.A. Cox, T. Werner, J. Lee, S. Nelson, B. Fritz and J. Bergstrom: Proc. SPIE 1211 (1990) 116.
3. S. Nishino, S. Kadowaki, Y. Komma, Y. Hori and M. Kato: Technical Digest of the Third Microoptics Conference, Yokohama, 1991, p. 234.