Title:
OPTICAL INTEGRATOR DEVICE
Document Type and Number:
Japanese Patent JP2019215400
Kind Code:
A
Abstract:
To provide an optical integrator device capable of improving light utilization efficiency with light-condensing performance enhanced by suppressing diffusion of an outgoing beam.SOLUTION: The optical integrator device comprises: an optical integrator 2 including an incident surface 21 on which light supplied from a light source 1 is made incident, and an outgoing surface 22 opposite to the incident surface 21 for emitting light; and a light-condensing body 3 placed in the vicinity of the outgoing surface of the optical integrator 2.SELECTED DRAWING: Figure 1
More Like This:
Inventors:
TAKAIWA HISAYUKI
KURODA TOSHIHIRO
YAMAGUCHI MASATOSHI
KAWAKAMI YUTAKA
HIYAMA SHUN
KURODA TOSHIHIRO
YAMAGUCHI MASATOSHI
KAWAKAMI YUTAKA
HIYAMA SHUN
Application Number:
JP2018111285A
Publication Date:
December 19, 2019
Filing Date:
June 11, 2018
Export Citation:
Assignee:
HITACHI CHEMICAL CO LTD
International Classes:
G03B21/14; G02B19/00
Attorney, Agent or Firm:
Kenichi Hirasawa
Kosuke Sawayama
Kosuke Sawayama