J
Jun-ichi Takahashi
Researcher at NEC
Publications - 1
Citations - 52
Jun-ichi Takahashi is an academic researcher from NEC. The author has contributed to research in topics: Optical disc & Diffraction grating. The author has an hindex of 1, co-authored 1 publications receiving 52 citations.
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Optical head device
TL;DR: An optical head device which has a light source for projecting laser light, a beam splitter for reflecting the laser light onto an optical disk, and an objective for focusing the reflected light on an information recording surface of the optical disk to form a micro spot thereon is described in this article.