The microscope; an introduction to microscopic methods and to histology (1917)
Gage, Simon Henry, 1851-1944 · [Ithaca, N.Y.] The Comstock Pub. Co. · leaf 21
Object Fig. 5-6. Vision by the Unaided Eye and by the Aid of a Simple Microscope. Fig. 5. Unaided Eye Vision. Axis, the Principal Optic Axis of the Eye Extended to the Object. Object The object to be seen; it is at a distance of 250 millimeters from theeye. r i The retinal image; it is inverted.…
Microscopy · Microscopy -- Technique
Internet Archive · Biodiversity Heritage Library · Public Domain Mark 1.0. Free to use for anything.