1) Blindness 1) Writing implement 
A noctograph is a writing instrument composed of a piece of paper whose underside is treated with printer`s ink carbon paper and a metal board with clips to hold the paper in place and guidelines to make for straight writing in the dark. The user writes with a metal stylus. The original purpose was to allow the blind or partially sighted to write....
• (n.) An instrument or register which records the presence of watchmen on their beats. • (n.) A kind of writing frame for the blind. • (n.) An instrument or register which records the presence of watchmen on their beats. • (n.) A kind of writing frame for the blind.
Noc'to·graph noun [ Latin nox , noctis , night + -graph .] 1. A kind of writing frame for the blind. 2. An instrument or register which records the presence of watchmen on their beats. Knight. 
Type: Term Pronunciation: nok′tō-graf Synonyms: scotograph
noctograph A writing frame designed for use by blind people.
a frame used to aid the blind in writing.