Visual function examination training instrument

The utility model provides a visual function examination training instrument. The visual function examination training instrument comprises a shell, and a lens switching assembly, a display and a controller which are arranged in the shell, the lens switching assembly comprises two lens frames which...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	FENG YUANJIANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ARTIFICIAL RESPIRATION BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSESOR SPECIFIC PARTS OF THE BODY DIAGNOSIS HUMAN NECESSITIES HYGIENE IDENTIFICATION MASSAGE MEDICAL OR VETERINARY SCIENCE PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING ORSTIMULATING REFLEX POINTS IN THE BODY SURGERY
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