Telescope and lenses, 1787.
2 5 c m
actual image size: 32cm x 17cm

Telescope and lenses, 1787.

© Science Museum / Science & Society Picture Library


Circular sliders (Figs 1 & 2); internal tubes of the telescope (Fig 3); the telescope cover (Fig 4); exterior tube of the telescope (Fig 5); mirror (Fig 6); three lenses of different foci (Fig 7); three lenses of different magnifying powers (Fig 8). Illustration from 'Essays on the microscope' by George Adams (1750-1795), published in London in 1787. Adams was instrument maker to King George III.

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