Simple and accurate propagation-angle observation of a collimated laser beam within a short optical path range by use of a dual-focus fresnel lens

Optical Review

Volumn 12, Issue 3, 2005, Pages 260-263

  Fujita, Teruo ^a   Nakamura, Keiji ^b   Matozaki, Toshiya ^b  

^a FUKUI UNIVERSITY OF TECHNOLOGY   (Japan)

^b MITSUBISHI ELECTRIC CORPORATION   (Japan)

Author keywords

Accurate alignment; Collimated laser beam; Fresnel lens; Optical disc; Optical metrology; Propagation angle observation; Split type optical head

Indexed keywords

EID: 24944506093     PISSN: 13406000     EISSN: None     Source Type: Journal    
DOI: 10.1007/s10043-005-0260-2     Document Type: Article

References (5)

1. A. Marchant: Optical Recording (Addison-Wesley, Reading, 1990) Chap. 10, p. 257.
2. H. Nishihara and T. Suhara: in Progress in Optics, XXIV, ed. E. Wolf (North-Holland, Amsterdam, 1987) Chap. 1, p. 1.
3. T. Fujita and K. Kime: Proc. SPIE 1663 (1992) 114.
4. H. Kubota: Hado-kogaku (Wave Optics) (Iwanami, Tokyo, 1979) p. 285 [in Japanese].
5. T. Fujita: U.S. Patent 5886964 (1999).