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A 1951 USAF resolution test chart is a microscopic optical resolution test device originally defined by the U.S. Air Force MIL-STD-150A standard of 1951. The design provides numerous small target shapes exhibiting a stepped assortment of precise spatial frequency specimens. It is widely used in optical engineering laboratory work to analyze and ...
Speckle, speckle pattern, or speckle noise designates the granular structure observed in coherent light, resulting from random interference. Speckle patterns are used in a wide range of metrology techniques, as they generally allow high sensitivity and simple setups. They can also be a limiting factor in imaging systems, such as radar ...
Sanctuary. Atlantic. Elektra. EastWest. Musical artist. Website. rayj .com. William Ray Norwood Jr. (born January 17, 1981), [1] known professionally as Ray J, is an American R&B singer, songwriter, television personality, and actor. Born in McComb, Mississippi, and raised in Carson, California, he is the younger brother of singer and actress ...
Mixed connective tissue disease, commonly abbreviated as MCTD, is an autoimmune disease characterized by the presence of elevated blood levels of a specific autoantibody, now called anti-U1 ribonucleoprotein (RNP), together with a mix of symptoms of systemic lupus erythematosus (SLE), scleroderma, and polymyositis. [2]
The 2.5 mm or sub-miniature sizes were similarly popularized on small portable electronics. They often appeared next to a 3.5 mm microphone jack for a remote control on-off switch on early portable tape recorders; the microphone provided with such machines had the on-off switch and used a two-pronged connector with both the 3.5 and 2.5 mm plugs.
Birdbaths and Barred Owls. You learn something new every day. Apparently, though we don’t often see it, barred owls are huge fans of baths, which only furthers speculation that owls are just the ...
Making and regulating hormones. Digesting and processing nutrients from foods. Regulating the immune system. Mood and cognition. Regulating stress response. Regulating blood sugar. As you age, you ...
58 pattern webbing. 1958 Pattern Web Equipment [1] [2] was a modular personal equipment system issued to the British Armed Forces from 1959 [1] up until the mid 90s. It replaced the 1937 Pattern Web Equipment that had served the UK's Armed Forces through the Second World War and the first decade of the Cold War and also the 1944 pattern Webbing ...