Category:Optophone
Jump to navigation
Jump to search
device used by the blind that scans text and generates time-varying chords of tones to identify letters  | |||||
| Upload media | |||||
| |||||
 | |||||
An optophone is a device used by blind persons that scans text and generates time-varying chords of tones to identify letters.
Media in category "Optophone"
The following 9 files are in this category, out of 9 total.
-
-
Optophone - Jul 1922 Harpers.jpg 933 × 668; 114 KB
-
Optophone by Clement Clarke. Wellcome L0011204.jpg 1,266 × 1,495; 554 KB
-
Optophone by Clement Clarke. Wellcome L0011205.jpg 1,220 × 1,477; 344 KB
-
Optophone in detail.jpg 1,557 × 1,097; 1.22 MB
-
Picture of a Battelle Model D Optophone.png 877 × 589; 285 KB
-
Schematic Diagram of Battelle Optophone.png 877 × 589; 331 KB
-
Tone generating method of the FM-SLIT.PNG 758 × 517; 36 KB
-
The 'Optophone', a reading device for the blind Wellcome V0048477.jpg 3,437 × 2,029; 1.71 MB
