PHILOSOPHICAL 
t 
TRANSACTIONS. 
I. The Croonian Lecture. In which some of the morbid Actions 
of the straight Muscles and Cornea of the Eye are explained t 
and their Treatment considered . By Everard Home, Esq . 
F. R. S. 
Read November 17, 1796. 
In two former Lectures, which I have had the honour of com- 
municating to this learned Society, upon the subject of vision, 
I confined myself to the adjustment of the eye for seeing ob- 
jects at different distances. 
From the attention which in that investigation I necessarily 
paid to the natural actions of the muscles, and the structure of 
the cornea, I have been led to consider the effects which a dis- 
eased state of these parts will produce on the phenomena of 
vision. The observations I have made upon this subject, I now 
lay before this learned Society. 
That I may be understood in giving an account of the dis- 
eases that arise from morbid actions of the straight muscles 
of the eye, it will be necessary to explain the effects which 
their natural actions are intended to produce; for these are 
£ MDCCXCVII. B 
