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    • 7. 发明专利
    • LAMP DEVICE
    • JPH0963337A
    • 1997-03-07
    • JP22152495
    • 1995-08-30
    • USHIO ELECTRIC INC
    • SUGIHARA MASANORIKAMAYA YOSHIHARU
    • G02F1/1335F21S2/00F21V19/00F21V29/00F21Y101/00G02F1/13357G03B21/14H01J5/58
    • PROBLEM TO BE SOLVED: To adjust a position of a lamp with high accuracy, and prevent leakage of adhesives at fixing work by arranging a lamp base in a sealing part of the lamp, and arranging a cap in a sleeve member end part to fix a reflecting mirror. SOLUTION: A neck part 12 of a concave reflecting mirror 10 is inserted into a cylinder hole of a reflecting mirror support part 31 of a sleeve member 30, and is fixed by an inorganic adhesive 17. On the other hand, a power supply electric wire 45 welded to one of a metal halide lamp 20 is inserted into a lamp base 40, and a selaing part 22 is fixed in a large diameter cylinder hole 41 by an inorganic adhesive 18. Next, a lamp 20 is inserted into a lamp base support part 32 of the member 30 together with a cap 50, and is lighted, and a swelling part 21 is positioned in a position to give maximum illuminance to a screen, and an inorganic adhesive 16 is injected into the cylinder hole of the support part from an injection hole 33 of the member 30, and the base 40 is fixed. Since the base 40 is formed as a part to be gripped, a movement can be adjusted with high accuracy without damaging the lamp 20.