Microscope No.160 Wenham prism

In the late 19th Century, binocular microscopes came into existence due, mainly, to the invention of the Wenham prism. These early microscopes were essentially monocular instruments with a second tube attached to the side.



			In the late 19th Century, binocular microscopes came into existence due, mainly, to the invention of the Wenham prism. These early microscopes were essentially monocular instruments with a second tube attached to the side.

	The nosepiece mount has this slot (A) for a Wenham binocular prism or for insertion of the upper Nicol polar (analyzer). Both optical devices are missing in from instrument.