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An Ishihara test image as seen by subjects with normal color vision and by those with a variety of color deficiencies. A pseudoisochromatic plate (from Greek pseudo, meaning "false", iso, meaning "same" and chromo, meaning "color"), often abbreviated as PIP, is a style of standard exemplified by the Ishihara test, generally used for screening of color vision defects.
The Ishihara test is a color vision test for detection of red–green color deficiencies. It was named after its designer, Shinobu Ishihara, a professor at the University of Tokyo, who first published his tests in 1917. [2] The test consists of a number of Ishihara plates, which are a type of pseudoisochromatic plate.
Canavalia gladiata, the sword bean [1] or scimitar bean, [2] is a domesticated plant species in the legume family Fabaceae. It is used as a vegetable in interior central and south central India, though not commercially farmed.
Acanthocereus tetragonus is a tall, columnar cactus that reaches a height of 2–7 m (6.6–23.0 ft). Stems are dark green, have three to five angles, and are 6–8 cm (2.4–3.1 in) in diameter.
Four Sword/Picori Blade: A sword forged by the Minish as a gift to the kingdom of Hyrule, which allows its wielder to split into four beings. Sword of Sages: In The Legend of Zelda: Twilight Princess, it is a holy weapon used by the Six Sages in an attempt to execute Ganondorf. However, Ganondorf survives due to being protected by the Triforce ...
Tsujigiri (辻斬り or 辻斬, literally "crossroads killing") is a Japanese term for a practice when a samurai, after receiving a new katana or developing a new fighting style or weapon, tests its effectiveness by attacking a human opponent, usually a random defenseless passer-by, in many cases during night time. [1]
The color of this crystal becomes the blade's color when installed into a lightsaber hilt. In the book Star Wars: Ahsoka and the comic series Darth Vader: Dark Lord of the Sith , it is shown that dark side users remove the crystal from a defeated Jedi's lightsaber and concentrate Force energy on it to break its connection to the light side, a ...
The origin of the name "Damascus Steel" is contentious. Islamic scholars al-Kindi (full name Abu Ya'qub ibn Ishaq al-Kindi, circa 800 CE – 873 CE) and al-Biruni (full name Abu al-Rayhan Muhammad ibn Ahmad al-Biruni, circa 973 CE – 1048 CE) both wrote about swords and steel made for swords, based on their surface appearance, geographical location of production or forging, or the name of the ...