X

(free) for iOS

By Jae-hyung Kim Free

Developer's Description

This is an app for examine distant visual acuity.This method is examining visual acuity by reading the optotypes displayed at the monitor mirrored from the app using cable or wireless.Vision chart has to display letters or symbols of accurate size according to test distance.Because previous apps or programs have no correction about accurate size according to the test distance, they cannot examine accurate visual acuity and cannot be used in actual medical treatment.To correct this problem, this app is manufactured to make the size of symbol changeable according to the size of monitor, test distance which you enter.So it can be used regardless of the size of monitor and product and you can use distant vision chart at home by connecting TV. Also previous vision chart can be memorized, but this vision chart is unable to memorize because it can change at random.Some letters or numbers are easy to read but others are difficult.This is called cognoscibility. This app groups the letters according to cognoscibility and has merit to be able to maintain the level of difficulty steadily despite random system because it extracts fixed numbers at random from each group to use.Merit1. able to embody at any monitor or media equipment2. unable to memorize due to random system3. Advancement of reproducibility of visual acuity test due to extraction from each cognoscibility group 4. Accurate vision chart available for actual ophthalmology treatment.Limitation in free version1. Limitation of the shortcut to visual acuity you want to examine. 2. Limitation on the range of test distance configuration3. Limitation on function to display the letter you want among letters.4. Limitation on options such as Landolt ring, tumbling E, red-green chart, W4D, Crowding bar, etc. . . . . , . , , TV . , . . , , . 1. 2. 3. 4. 1. 2. 3. 4. , E, , W4D, Crowding bar

Full Specifications

What's new in version 1.0

General

Release June 13, 2016
Date Added September 2, 2014
Version 1.0

Operating Systems

Operating Systems iOS
Additional Requirements Compatible with: iphone4, iphone4, ipad2wifi, ipad2wifi, ipad23g, ipad23g, iphone4s, iphone4s, ipadthirdgen, ipadthirdgen, ipadthirdgen4g, ipadthirdgen4g, iphone5, iphone5, ipodtouchfifthgen, ipodtouchfifthgen, ipadfourthgen, ipadfourthgen, ipadfourthgen4g, ipadfourthgen4g, ipadmini, ipadmini, ipadmini4g, ipadmini4g

Popularity

Total Downloads 0
Downloads Last Week 0
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