Title:
OCULAR MOVEMENT INSPECTION INSTRUMENT
Document Type and Number:
Japanese Patent JP3439539
Kind Code:
B2
Abstract:
PURPOSE: To provide an ocular movement inspection instrument with a simple structure and capable of easily measuring the deviation of visual direction between both eyes.
CONSTITUTION: The projection direction of an object for display can be changed around a first rotation center O1 and a first optical member 42 to reflect and to transmit the beam is mounted in front of a screen 20 to make the optical path distance between the first optical member 42 and the first rotation center O1 almost equal to the optical path distance between the first optical member 42 and a rotation center O of a tested eye 28.
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Inventors:
Kazuto Miyajima
Takamasa Suzuki
Takamasa Suzuki
Application Number:
JP21733494A
Publication Date:
August 25, 2003
Filing Date:
September 12, 1994
Export Citation:
Assignee:
Takeharu Nobuharu
International Classes:
A61B3/113; (IPC1-7): A61B3/113
Domestic Patent References:
| JP5672840A | ||||
| JP646996A |
Attorney, Agent or Firm:
Michio Nakajima (2 outside)
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