Subject ASC0000cts
The Intellectual observer.
v.7 (1865), Page 356 (1865)
Harvard University, MCZ, Ernst Mayr Library
BHL Page 39464496
Keywords
installation insect eye insect eye insect eye cornea lamp flame bull's eye condenser simulation transparent positive achromatic condenser microscope image Insect cornea of eye Thomas Prince objects diagram way of proving cornea of eye of insect are composed of many lenses apparatus insect cornea insect vision insect eye lens lamp optics design