| Title: | Imitation ophthalmology department teaching appliance | ||
| Application Number: | 97106161 | Application Date: | 1997.10.17 |
| Publication Number: | 1215197 | Publication Date: | 1999.04.28 |
| Approval Pub. Date: | Granted Pub. Date: | 2002.05.29 | |
| International Classifi-cation: | G09B23/28 | ||
| Applicant(s) Name: | Qingdao Hygiene Quarantine Station | Address: | 266003 |
| Inventor(s) Name: | |||
| Attorney & Agent: | han zhendong | ||
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Abstract: |
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| The simulative ophthalmic teaching equipment includes external tube, support, trial frame, mimic cornea, variable light diaphragm (pupil), spherical lens group and retinal image film. A column lens group frame fastener simulating ophthalmic astigmatic deffect is placed in the front of the mimic cornea, and the interior of tube cavity of the external tube possesses a easy slide fit internal tube with mosaic retinal image film, and a rack bar is mounted on the outside tube wall of the bottom of said internal tube, and meshed with a gear so as to make the retinal image film move relatively to the spherical lens group to form different diopteries, and the different retinal image film groups also can be inserted in the tube cavity of the external tube so as to form the invented teaching equipment for observing ophthalmic diseases. Said equipment is small in valume, flexible in motion and simple in operation. | |||
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| Time: | 6 | ||
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