Title:
SIGHT RECOVERY TRAINING APPARATUS
Document Type and Number:
Japanese Patent JP3843426
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a sight recovery training apparatus to be manufactured inexpensively without a conventional complicated structure, capable of adjusting the lens power to the sight of a trainee.
SOLUTION: This apparatus comprises a first window 11 set at one end of a black box 1, a second window 12 set at the other end of the black box 1 to be seen through the first window 11, and a retractable lens 35 set between the first window 11 and the second window 12 to be retractable in the visual axis of the trainee. The lens 35 is attached to a lens-movable setting table 3 with a plurality of slits 33 formed at intervals, which the lens 35 can be attached to/detached from.
Inventors:
Yamashita Takizo
Application Number:
JP2002193063A
Publication Date:
November 08, 2006
Filing Date:
July 02, 2002
Export Citation:
Assignee:
Yamashita Takizo
International Classes:
A61H5/00; A61F9/00; (IPC1-7): A61H5/00; A61F9/00
Domestic Patent References:
| JP60114260A | ||||
| JP1155427U | ||||
| JP51048554Y1 | ||||
| JP63032517U | ||||
| JP9047479A |
Attorney, Agent or Firm:
Akira Eto
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