More on field glass from Fact Monster:

• Harold McMaster - Biography of Harold McMaster, Harold McMaster invented tempered glass which is indispensible in modern skyscrapers and any construction where glass strength and safety is…
• stereoscope - stereoscope stereoscope , optical instrument that presents to a viewer two slightly differing ...
• binocular - binocular binocular, small optical instrument consisting of two similar telescopes mounted on a ...
• Encyclopedia: Technology: Terms and Concepts - Encyclopeadia articles concerning Technology: Terms and Concepts.

See more Encyclopedia articles on: Technology: Terms and Concepts