Jumelles Mars Skeleton Glasses, c.1870-1900

Late 19th Century French Opera Glasses by Jumelles Mars. Gold-colored brass model, with lovely patina. Focused by knob adjustment. Circa 1870-1900.

Featured in the Science Museum Group.

'Skeleton' Glasses are collapsing opera glasses (theatre binoculars) with folding eyepieces and object glasses. Adjustable for distance and magnification.