File:ETDRS Chart 1.svg
Original file (SVG file, nominally 2,250 × 2,137 pixels, file size: 537 KB)
Captions
Summary
[edit]DescriptionETDRS Chart 1.svg |
ETDRS Chart 1, one of the three logMAR chart models designed by Ferris, Kassoff, Bresnick, and Bailey for use in the Early Treatment Diabetic Retinopathy Study (ETDRS).
|
|||
Date | ||||
Source |
Own work, after
|
|||
Author | Fvasconcellos (talk · contribs) | |||
Permission (Reusing this file) |
|
|||
Other versions | File:ETDRS Chart R.svg, File:ETDRS Chart 2.svg | |||
SVG development InfoField | This vector image was created with Inkscape. |
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 23:33, 10 January 2021 | 2,250 × 2,137 (537 KB) | Fvasconcellos (talk | contribs) | {{Information |Description=ETDRS Chart 1, one of the three {{w|logMAR chart}} models designed by Ferris, Kassoff, Bresnick, and Bailey for use in the Early Treatment Diabetic Retinopathy Study (ETDRS). *Chart and optotype dimensions in millimeters precisely as specified by Ferris et al. (1982). *LogMAR and VAR values after Baliey & Lovie (2013). *Note: meters/feet not a direct conversion, but rather in Snellen equivalents (1 meter = 5 feet). |Source=Own work, after *{{cite journal|authors=Fer... |
You cannot overwrite this file.
File usage on Commons
There are no pages that use this file.
Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Width | 635mm |
---|---|
Height | 603mm |