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2. History of the single-lens reflex camera - Wikipedia

   en.wikipedia.org/wiki/History_of_the_single-lens...

   Rectaflex (Italy): first SLR camera equipped with a pentaprism for eye-level viewing. The first prototype of the Rectaflex was presented by Telemaco Corsi at the Milano Fair in April 1947. It was a wooden mock-up, with a mirror eye-level finder. This first prototype used a five-facet roof optic prism giving a left to right inverted image.

3. C. V. Raman - Wikipedia

   en.wikipedia.org/wiki/C._V._Raman

   He noted that Rayleigh's explanation is "questionable by a simple mode of observation" (using Nicol prism). [61] As he thought: Looking down into the water with a Nicol in front of the eye to cut off surface reflections, the track of the sun's rays could be seen entering the water and appearing by virtue of perspective to converge to a point at ...

4. Liquid-crystal display - Wikipedia

   en.wikipedia.org/wiki/Liquid-crystal_display

   Reflective surface to send light back to viewer. (In a backlit LCD, this layer is replaced or complemented with a light source.) A liquid-crystal display (LCD) is a flat-panel display or other electronically modulated optical device that uses the light-modulating properties of liquid crystals combined with polarizers.

5. Isaac Newton - Wikipedia

   en.wikipedia.org/wiki/Isaac_Newton

   During this period he investigated the refraction of light, demonstrating that the multicoloured image produced by a prism, which he named a spectrum, could be recomposed into white light by a lens and a second prism. [63] Modern scholarship has revealed that Newton's analysis and resynthesis of white light owes a debt to corpuscular alchemy. [64]

6. List of Avengers Assemble episodes - Wikipedia

   en.wikipedia.org/wiki/List_of_Avengers_Assemble...

   Upon awakening Vision who helps him fight Executioner and his pet Asgardian dire wolf as well as Enchantress reclaiming the Vibranium for Leader, Black Panther and Vision must lead Ant-Man, Captain Marvel, Ms. Marvel, and Wasp (as The All-New, All-Different Avengers) into finding the Avengers so that they can stop the Cabal.

7. Why a scandal consuming a Trump protégé could harm the ex ...

   www.aol.com/news/why-scandal-consuming-trump...

   The former president has had some success in making inroads among Black male voters as he seeks to undermine the Democratic coalition and his past support for Robinson will be seen through that prism.