query: When did "optics" begin to mean "appearance" or "perception?"
positive_passages.docid: 145450
positive_passages.text: What is the origin of the word “optics” that's prevalently used now in politics?
negative_passages.docid: 11001
negative_passages.text: What is "angle of view" in photography?
negative_passages.docid: 42484
negative_passages.text: History of interpretation of Newton's first law
negative_passages.docid: 29773
negative_passages.text: What is the difference between "look", "see", and "watch"?
negative_passages.docid: 150112
negative_passages.text: When and where was “portfolio career“ first used?
negative_passages.docid: 150875
negative_passages.text: What is the term for words that have changed meaning over time?
negative_passages.docid: 138699
negative_passages.text: Is passive Investigation essentially truesight against illusions?
negative_passages.docid: 97032
negative_passages.text: Does light accelerate or slow down during reflection?
negative_passages.docid: 140303
negative_passages.text: TikZ library for optics?
negative_passages.docid: 101342
negative_passages.text: Deep confusion with conventions and signs in geometric optics
negative_passages.docid: 72749
negative_passages.text: Looking for the origin of a perspective on religion
negative_passages.docid: 57608
negative_passages.text: Approaching speed of light: why do objects appear further away in front of me?
negative_passages.docid: 59221
negative_passages.text: When do I use active vs passive perception?
negative_passages.docid: 20086
negative_passages.text: Why is the amount of light a lens lets in called the 'lens speed'?
negative_passages.docid: 45316
negative_passages.text: When and how did "pretty" enter English as an intensifying adverb?
negative_passages.docid: 74723
negative_passages.text: Popular depictions of electromagnetic wave: is there an error?
negative_passages.docid: 154880
negative_passages.text: Historic reasons for Left-Handed Coordinate System