Subject ASC0003gik
The Journal of the Quekett Microscopical Club.
ser. 2, v. 9 (1904-1906), (1904-1906)
MBLWHOI Library
BHL Page 2200379
Keywords
E. Aldo Abbe aplanatism delta mm sine test diagram sine-law problem curve curves distance below focus objective project upper focal plane rectangle equi-thick equidistant parallel straight line lines hyperbola hyperbolas middle point microscope racked back abbe Abbe's test Aplanatism