page_title: Optical instrument
hierarchical_section_title: Optical instrument
caption_attribution_description: English: From Charles Knight's Pictorial Gallery of Arts, England, 1858. Examples of the contemporary optical devices available for laboratory work.
context_page_description: An optical instrument is a device that either processes light waves to enhance an image for viewing, or to analyze and determine their characteristic properties. Common examples include periscopes, microscopes, telescopes, and cameras.
context_section_description: An optical instrument (or "optic" for short) is a device that either processes light waves (or photons) to enhance an image for viewing, or to analyze and determine their characteristic properties. Common examples include periscopes, microscopes, telescopes, and cameras.
caption: An illustration of some of the optical devices available for laboratory work in England in 1858.
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