Category: Ophthalmology
Estimated Date: 1900
Name: Optical Trial case

Description: 12.5×8.5×4” case contains two layers. Top labeled cylindrical concave, convex and spherical concave, convex. 80 text lenses in rack with ivorene scale, handles on each lens. Side compartment has trial frame and 4 extra lenses including bifocal and maddox prism. Bottom layer contains direct ophthalmoscope (2) and 7 pairs of glasses and case: James O’Grady, Springfield, Mass.

Reference 1: 419

Trephine Set, Elliot
Ophthalmoscope, Mortons
Model Eye
Optical Trial case
Ophthalmoscope, Loring