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  2. One-way mirror - Wikipedia

    en.wikipedia.org/wiki/One-way_mirror

    One-way mirrors for upper-level observation deck viewing down into a classroom (University of Wisconsin-Eau Claire) A one-way mirror, also called two-way mirror [1] (or one-way glass, half-silvered mirror, and semi-transparent mirror), is a reciprocal mirror that appears reflective from one side and transparent from the other. The perception of ...

  3. First-surface mirror - Wikipedia

    en.wikipedia.org/wiki/First-surface_mirror

    A first-surface mirror or front-surface mirror (also commonly abbreviated FS mirror or FSM) is a mirror with the reflective surface being above a backing, as opposed to the conventional, second-surface mirror with the reflective surface behind a transparent substrate such as glass or acrylic.

  4. Optical coating - Wikipedia

    en.wikipedia.org/wiki/Optical_coating

    The simplest optical coatings are thin layers of metals, such as aluminium, which are deposited on glass substrates to make mirror surfaces, a process known as silvering. The metal used determines the reflection characteristics of the mirror; aluminium is the cheapest and most common coating, and yields a reflectivity of around 88%-92% over the ...

  5. Smart glass - Wikipedia

    en.wikipedia.org/wiki/Smart_glass

    Smart glass, also known as switchable glass, dynamic glass, and smart-tinting glass, is a type of glass that can change its optical properties, becoming opaque or tinted, in response to electrical or thermal signals.

  6. Poly(methyl methacrylate) - Wikipedia

    en.wikipedia.org/wiki/Poly(methyl_methacrylate)

    PMMA is also known as acrylic, acrylic glass, as well as by the trade names and brands Crylux, Hesalite, Plexiglas, Acrylite, Lucite, and Perspex, among several others . This plastic is often used in sheet form as a lightweight or shatter-resistant alternative to glass. It can also be used as a casting resin, in inks and coatings, and for many ...

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    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  8. Acrylic - Wikipedia

    en.wikipedia.org/wiki/Acrylic

    Acrylic resin, a group of related thermoplastic or thermosetting plastic substances; Acrylic fiber, a synthetic fiber of polyacrylonitrile; Acrylic paint, fast-drying paint containing pigment suspension in acrylic polymer emulsion; Poly(methyl methacrylate), also known as acrylic glass or Plexiglass, a transparent thermoplastic

  9. Bronze mirror - Wikipedia

    en.wikipedia.org/wiki/Bronze_mirror

    They are first-surface mirrors, where the immediate bronze surface is flat, plain and highly polished to be reflective, rather than second-surface mirrors, like modern glass mirrors, where the reflection comes from a backing applied to the glass. Maid holding folding mirror for her mistress, Greece, c. 100 BCE. They are significantly inferior ...