Wild Heerbrugg Okular 15 x SK Micrometer Eyepiece Schraubenmikrometer Switzerlan

Description

Wild Heerbrugg Okular 15 x SK
Micrometer Eyepiece 15x
Schraubenmikrometer
Switzerland
Screw micrometer eyepiece 15X. An eyepiece with crosshairs and a scale (6mm wide, graduated by half-millimeters). The scale can be shifted in the visual field by turning the screw dial on the side, which is graduated by 1's from 0 to 99 and can turn continuously. The crosshairs can be moved by moving the measuring drum.
Date: circa
1960
Maker:
Wild Heerbrugg Ltd.
(1921 - 1989)
Supplier:
Wild Heerbrugg Instruments Inc.
(founded circa 1955)
Cultural Region:
Switzerland
Place of Origin:
Heerbrugg
Dimensions:
7.2 × 8.3 × 5.2 cm (2 13/16 × 3 1/4 × 2 1/16 in.)
I don’t believe this piece was actually used.
It was purchased by my father and found carefully stored inside his home lab in a non-smoking household.
But since my father is no longer here, I am unable to confirm whether it was actually used or not.