Telescope eyepiece in box, prismatic, glass / metal / leather, made by Carl Zeiss, Jena, Germany, [1890-1920], used by Sydney Observatory, New South Wales, Australia, [1890-1920] A prismatic eyepiece designed to replace the top plate of an eyepiece and allow sideways viewing. The eyepiece consists of a circular metal surround with a hole in the centre. Fixed into the hole is a triangular metal piece with a glass lens in the side and base of the triangular structure. The eyepiece is in a storage box with a hinged lid. Observatory stock no 101.
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(Accession num: H10290)
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