Anti-cheating visual testing chart

The utility model relates to an anti-cheating visual testing chart. The anti-cheating visual testing chart comprises a rectangular frame body, wherein a testing plate is arranged on the front end face of the rectangular frame body, a lamp tube is arranged in the rectangular frame body, a plurality o...

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Bibliographic Details
Main Authors SHI ZEWEI, JIN YAOXIANG
Format Patent
LanguageEnglish
Published 15.04.2015
Subjects
DIAGNOSIS
HUMAN NECESSITIES
HYGIENE
IDENTIFICATION
MEDICAL OR VETERINARY SCIENCE
SURGERY
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Summary:The utility model relates to an anti-cheating visual testing chart. The anti-cheating visual testing chart comprises a rectangular frame body, wherein a testing plate is arranged on the front end face of the rectangular frame body, a lamp tube is arranged in the rectangular frame body, a plurality of transverse through holes are formed in the testing plate, each through hole is provided with a corresponding visual target card, the side, with the back towards the lamp tube, of each visual target card is provided with a plurality of E-shaped visual targets in the length direction, and each visual target card on the testing plate is provided with visual target holes with the number and the position corresponding to those of the E-shaped visual targets of the visual target card. According to the anti-cheating visual testing chart, the sequence of the E-shaped visual targets on the visual testing chart can be fast regulated by replacing the visual target cards, and the problem that cheating happens to a detection result of an existing visual testing chart easily can be effectively solved.
Bibliography:Application Number: CN20142695983U