Details
An optician's trial set by Giroux, Paris,
with spherical and cylindrical concave and convex lenses, a pair of adjustable frames, an ophthalmoscope, a near-vision muscle test apparatus and other items, in fitted mahogany case -- 19½in. (49.5cm.) wide
See Illustration
with spherical and cylindrical concave and convex lenses, a pair of adjustable frames, an ophthalmoscope, a near-vision muscle test apparatus and other items, in fitted mahogany case -- 19½in. (49.5cm.) wide
See Illustration