Library / Engineering & Technology / Refraction and muscular imbalance, as simplified through the use of the ski-optometer / Braille
Refraction and muscular imbalance, as simplified through the use of the ski-optometer ⠃⠗⠋ braille edition
Grade 2 — contracted English braille (EBAE-compatible subset). Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 1 instead.
Download .brf — Grade 2 Download .brf — Grade 1 Plain-text reader .txt
132,413 braille cells · 137 embossed pages at 40×25 · 827 unrepresentable characters omitted
⠞⠗⠁⠝⠎⠏⠕⠎⠊⠞⠊⠕⠝⠂⠀⠎⠔⠉⠑⠀⠮⠀⠊⠝⠌⠗⠥⠍⠢⠞⠀ ⠁⠥⠞⠕⠍⠁⠞⠊⠉⠁⠇⠇⠽⠀⠀⠁⠉⠉⠕⠍⠏⠇⠊⠩⠑⠎⠀⠮⠀⠐⠺⠂⠀⠁⠧⠕⠊⠙⠬⠀ ⠁⠇⠇⠀⠏⠕⠎⠎⠊⠃⠊⠇⠊⠞⠽⠀⠷⠀⠑⠗⠗⠕⠗⠲⠀⠀⠀⠀⠀⠀⠠⠠⠑⠍⠏⠇⠕⠽⠬⠀ ⠠⠠⠎⠏⠓⠻⠑⠎⠀⠠⠠⠯⠀⠠⠠⠉⠽⠇⠔⠙⠻⠎⠀⠠⠠⠔⠀⠠⠠⠎⠅⠊⠕⠎⠉⠕⠏⠽⠀⠀ ⠠⠁⠝⠕⠮⠗⠀⠉⠕⠍⠍⠕⠝⠇⠽⠀⠥⠎⠫⠀⠕⠃⠚⠑⠉⠞⠊⠧⠑⠀⠍⠑⠹⠕⠙⠀⠍⠁⠽⠀ ⠃⠑⠀⠑⠍⠏⠇⠕⠽⠫⠀⠾⠀⠑⠧⠢⠀⠀⠛⠗⠑⠁⠞⠻⠀⠋⠁⠉⠊⠇⠊⠞⠽⠀⠹⠗⠳⠛⠓⠀ ⠮⠀⠉⠕⠍⠃⠔⠫⠀⠥⠎⠑⠀⠷⠀⠃⠕⠹⠀⠮⠀⠠⠎⠅⠊⠤⠕⠏⠞⠕⠍⠑⠞⠻⠄⠎⠀⠀ ⠎⠏⠓⠻⠊⠉⠁⠇⠀⠯⠀⠉⠽⠇⠔⠙⠗⠊⠉⠁⠇⠀⠇⠢⠎⠑⠎⠲⠀⠠⠵⠀ ⠏⠗⠑⠧⠊⠳⠎⠇⠽⠀⠎⠥⠛⠛⠑⠌⠫⠂⠀⠊⠝⠎⠻⠞⠀⠮⠀⠀⠼⠃⠲⠚⠚⠀ ⠎⠏⠓⠻⠊⠉⠁⠇⠀⠞⠗⠊⠁⠇⠤⠉⠁⠎⠑⠀⠇⠢⠎⠀⠔⠀⠮⠀⠗⠑⠜⠀⠷⠀⠮⠀ ⠊⠝⠌⠗⠥⠍⠢⠞⠂⠀⠺⠕⠗⠅⠬⠀⠀⠁⠞⠀⠁⠀⠞⠺⠢⠞⠽⠀⠊⠝⠡⠀⠙⠊⠌⠁⠝⠉⠑⠂ ⠀⠮⠝⠀⠏⠗⠕⠉⠑⠫⠀⠞⠕⠀⠉⠕⠗⠗⠑⠉⠞⠀⠮⠀⠌⠗⠕⠝⠛⠑⠌⠀⠀⠍⠻⠊⠙⠊⠁⠝ ⠀⠋⠊⠗⠌⠲⠀⠀⠀⠀⠠⠭⠀⠴⠀⠁⠎⠎⠥⠍⠫⠀⠞⠀⠭⠀⠗⠑⠟⠥⠊⠗⠫⠀⠁⠀ ⠼⠃⠲⠚⠚⠀⠎⠏⠓⠻⠊⠉⠁⠇⠀⠞⠕⠀⠝⠑⠥⠞⠗⠁⠇⠊⠵⠑⠀⠀⠮⠀⠌⠗⠕⠝⠛⠑⠌⠂ ⠀⠕⠗⠀⠓⠕⠗⠊⠵⠕⠝⠞⠁⠇⠀⠍⠻⠊⠙⠊⠁⠝⠂⠀⠵⠀⠩⠪⠝⠀⠔⠀⠠⠋⠊⠛⠲⠀ ⠼⠁⠚⠲⠀⠠⠮⠀⠀⠗⠑⠋⠗⠁⠉⠞⠊⠕⠝⠊⠌⠀⠩⠳⠇⠙⠀⠮⠝⠀⠎⠑⠞⠀⠮⠀⠁⠭⠊⠎ ⠀⠊⠝⠙⠊⠉⠁⠞⠕⠗⠀⠮⠗⠑⠾⠂⠀⠱⠊⠡⠀⠊⠎⠀⠀⠮⠀⠁⠭⠊⠎⠀⠷⠀⠮⠀ ⠉⠽⠇⠔⠙⠻⠂⠀⠕⠗⠀⠼⠁⠓⠚⠲⠀⠀⠀⠀⠠⠭⠀⠊⠎⠀⠮⠝⠀⠍⠻⠑⠇⠽⠀⠁⠀ ⠍⠁⠞⠞⠻⠀⠷⠀⠊⠝⠉⠗⠑⠁⠎⠬⠀⠮⠀⠠⠎⠅⠊⠤⠕⠏⠞⠕⠍⠑⠞⠻⠄⠎⠀⠀ ⠉⠽⠇⠔⠙⠗⠊⠉⠁⠇⠀⠇⠢⠎⠀⠏⠪⠻⠀⠥⠝⠞⠊⠇⠀⠮⠀⠗⠑⠧⠻⠎⠁⠇⠀⠷⠀⠮⠀ ⠩⠁⠙⠪⠀⠔⠀⠮⠀⠺⠑⠁⠅⠑⠌⠀⠀⠍⠻⠊⠙⠊⠁⠝⠀⠊⠎⠀⠙⠑⠞⠻⠍⠔⠫⠲⠀ ⠠⠁⠎⠎⠥⠍⠬⠀⠹⠊⠎⠀⠏⠗⠕⠧⠑⠎⠀⠞⠕⠀⠃⠑⠀⠤⠲⠼⠛⠑⠀⠉⠽⠇⠔⠙⠻⠂⠀ ⠁⠭⠊⠎⠀⠀⠼⠁⠓⠚⠂⠀⠮⠀⠏⠁⠞⠊⠢⠞⠄⠎⠀⠉⠕⠍⠏⠇⠑⠞⠑⠀ ⠏⠗⠑⠎⠉⠗⠊⠏⠞⠊⠕⠝⠀⠼⠃⠲⠚⠚⠀⠎⠏⠓⠲⠀⠀⠤⠲⠼⠛⠑⠀⠉⠽⠇⠲⠀⠁⠭⠊⠎ ⠀⠀⠼⠁⠓⠚⠂⠀⠺⠳⠇⠙⠀⠃⠑⠀⠗⠑⠛⠊⠌⠻⠫⠀⠔⠀⠮⠀
These are the same pages the .brf download embosses — form-feed breaks and all. BRF opens in braille software (Duxbury, BrailleBlaster), on embossers, and on refreshable displays.