Title:
CONDENSER
Document Type and Number:
Japanese Patent JPH0720307
Kind Code:
A
Abstract:
PURPOSE: To provide a condenser easy in cleaning without sticking dust onto a reflection surface.
CONSTITUTION: An incident surface 14, the 1st reflection surface 12 reflecting light made incident through the incident surface 14, the 2nd reflection surface 13 reflecting light reflected by the surface 12 further, and a light fetching part 11 fetching the light reflected by the surface 13 are formed on the surface of one light transmissive material 15. By such constitution, the dust is prevented from sticking onto the 1st and the 2nd reflection surfaces 12 and 13, and the incident surface 14 is formed on the front surface of the condenser 1, so that the condenser 1 is easily cleaned.
Inventors:
SUEHIRO YOSHINOBU
Application Number:
JP18669393A
Publication Date:
January 24, 1995
Filing Date:
June 30, 1993
Export Citation:
Assignee:
IWASAKI ELECTRIC CO LTD
International Classes:
G02B5/10; G02B17/00; (IPC1-7): G02B5/10; G02B17/00
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