Telescope Eyepiece from Great Rosse Telescope, 1845-1850

Original eyepiece (power about X280) from the Great Rosse

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Original eyepiece (power about X280) from the Great Rosse
Science Museum Group
© The Board of Trustees of the Science Museum

Original eyepiece (power about X280) from the Great Rosse Telescope, the 'Leviathan of Parsonstown' built by the Third Earl of Rosse at Birr in Ireland, 1844/45.

Details

Category:
Astronomy
Object Number:
1914-853
Materials:
brass (copper, zinc alloy) and glass
Measurements:
overall: x 300 mm x , 128 mm, 2.01kg
type:
components, eyepieces and astronomical instruments
credit:
Lord Rosse (5th Earl)