What Are The Functions Of The Objective Lenses? - objective lens function
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“Mirror.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mirror. Accessed 16 Nov. 2024.
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Middle English mirour "object with a reflective surface, reflection, model of conduct," borrowed from Anglo-French mirur, mireour, from mirer "to look at" (going back to Latin mīrārī "to be surprised, look with wonder at") + -ur, -eour -or entry 1 — more at admire