Trifilar eyepiece micrometer in brass

Made:: 1775-1800 in France

Trifilar eyepiece micrometer in brass, French, 18th century
Science Museum Group
© The Board of Trustees of the Science Museum

Trifilar eyepiece micrometer in brass, French, 18th century

Details

Category:: Astronomy

Object Number:: 1986-377

Measurements:: length 230 mm
width 100 mm
height 60 mm

type:: filar micrometer and instrument component

credit:: Turner, A.

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Trifilar eyepiece micrometer in brass

Details

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