Subject ASC0003jh0
Journal of the Royal Microscopical Society.
ser.2:v.4:pt.1:no.1-3 (1884), Page 451 (1878-1968.)
New York Botanical Garden, LuEsther T. Mertz Library
BHL Page 31399203
Keywords
Microscope focal length formula for focus microscopically lens formula focal distance planes lenses microscope magnifying power plano-concave