variety of materials for thousands of years, like stone, metals, and glass. In modern mirrors, metals like silver or aluminium are often used due to their...
118 KB (13,080 words) - 10:24, 12 September 2024
kinds of mirrors from personal grooming aids to optical devices until it was replaced by more modern materials such as metal-coated glass mirrors. Speculum...
11 KB (1,320 words) - 13:58, 14 June 2024
Reflecting telescope (section Three-mirror anastigmat)
use mirrors, the design is sometimes referred to as a catoptric telescope. From the time of Newton to the 1800s, the mirror itself was made of metal – usually...
33 KB (3,918 words) - 17:54, 3 September 2024
container's shape; to reduce the amount of liquid metal needed, and thus weight, a rotating mercury mirror uses a container that is as close to the necessary...
21 KB (2,725 words) - 20:15, 11 September 2024
the smaller silvered glass mirror telescopes that succeeded it because of the poor performance of its speculum metal mirror. Chronological list of optical...
23 KB (654 words) - 19:42, 9 October 2023
"four mirrors" which is a reflection of how these pieces looked, which resembles four (sometimes more) metal discs or rectangular armour plates. Mirror armor...
10 KB (1,051 words) - 23:27, 30 May 2024
Mirror Reaper is the third studio album by Seattle-based metal band Bell Witch. It was released as a double album on October 20, 2017, through Profound...
13 KB (988 words) - 14:22, 19 July 2023
Aranmula Kannadi (category Mirrors)
Aranmula Kannadi, meaning the Aranmula mirror, is a handmade, metal-alloy, first surface mirror made in Aranmula, a small town in Pathanamthitta in the...
5 KB (413 words) - 22:44, 2 April 2024
the period 1850–1900, reflectors suffered from problems with speculum metal mirrors, and a considerable number of "Great Refractors" were built from 60 cm...
74 KB (9,260 words) - 12:14, 9 September 2024
of the mirror, possibly with some refraction, depending on the angle of incidence as light enters the mirror. Metal substrates ("Metal Mirror Reflectors")...
18 KB (2,004 words) - 02:44, 14 August 2023