Visus illustratus; or, The sight rendered clear and distinct; Being an enquiry or examination into the cause of the inefficacy or defect of the present mode of constructing spectacles for the relief of the presbytes, or weak-sighted eyes: and to illustrated the use and superior advantage of spectacles formed upon a new construction, for the remedy of such defect; for the making and vending of which His Majesty has been graciousy pleased to grant the author his royal letters patent; the whole being the result of experimental proofs, to elucidate defective vision in spectacles. By Addison Smith.
- Smith, Addison.
- Date:
- MDCCLXXXIII. [1783]
- Books
- Online
Online resources
About this work
Publication/Creation
London : Printed for the author, and sold by Thomas and John Egerton, Charing-Cross; and Walker, Pater-noster Row, MDCCLXXXIII. [1783]
Physical description
37,[1]p.,plates ; 80.
Contributors
References note
ESTC T180634