Scientific apparatus and instruments; Optical instruments
The spherometer was used to measure the curvature of lenses. Physical Description: In mahogany case with sliding lid. Calibrated brass disk on three legs.
Scientific apparatus and instruments; Anamorphosis (visual perception)--Instruments
Described as one of many "Fine Optical Toys" in James W. Queen's Catalogue of Microscopes, Accessories and Sundries, 1890, the anamorphoscope mirror rectifies distorted drawings. Physical Description: Cylindrical mirror, black wooden top...
Scientific apparatus and instruments; Santa Clara University (Calif.); Anamorphosis (visual perception)--Instruments
Described as one of many ""Fine Optical Toys"" in James W. Queen's Catalogue of Microscopes, Accessories and Sundries, 1890, the anamorphoscope mirror rectifies distorted drawings.