Bulb-type lamp
作者： Toshitake Kitagawa , Makoto Sakai
DOI:
关键词: Materials science 、 Shell (structure) 、 Optoelectronics 、 Optics 、 Bulb (photography) 、 Cylindrical lens 、 Section (archaeology) 、 Light source 、 Integrally closed 、 Lens (geology) 、 Optical axis
摘要: A lens includes a first section and second section, which are integrally formed. The is formed in hemispherical shell shape including recess opened toward one side of an optical axis direction light from source made incident. the other direction.
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