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In human anatomy, the penis (/ ˈ p iː n ɪ s /; pl.: penises or penes; from the Latin pēnis, initially "tail" [1]) is an external male sex organ (intromittent organ) that serves as a passage for excretion of urine and ejaculation of semen.
Reducing reflection via anti-reflective coatings also reduces the amount of "lost" light present inside the binocular which would otherwise make the image appear hazy (low contrast). A pair of binoculars with good optical coatings may yield a brighter image than uncoated binoculars with a larger objective lens, on account of superior light ...
The meaning of crystal versus glass changes according to the country. The word "crystal" means, in most of the Western world, lead glass, containing lead oxide.In the European Union, the labeling of "crystal" products is regulated by Council Directive 69/493/EEC, which defines four categories, depending on the chemical composition and properties of the material.
Presbyopia can be corrected using glasses, contact lenses, multifocal intraocular lenses, or LASIK (PresbyLASIK) surgery. [2] [7] [4] The most common treatment is glass correction using appropriate convex lens. Glasses used to correct presbyopia may be simple reading glasses, bifocals, trifocals, or progressive lens. [4]
The von Luschan scale was used to establish racial classifications of populations according to skin color; in this respect it is in contrast to the Fitzpatrick scale intended for the classification of the skin type of individuals introduced in 1975 by Harvard dermatologist Thomas B. Fitzpatrick to describe sun tanning behavior.
Nada tries to get her to put on the glasses, but she throws him out of a window and down a hill. While retrieving another pair of sunglasses from the trash pile, Frank, thinking Nada a dangerous menace, comes to give Nada his paycheck. When Nada tries to put the glasses on him, Frank resists and the two get into a lengthy brawl.
This live image of actress Paddy Naismith was used to demonstrate Telechrome, John Logie Baird's first all-electronic color television system, which used two projection CRTs. The two-color image would be similar to the basic Telechrome system. As early as 1940, Baird had started work on a fully electronic system he called the "Telechrome ...
Pinhole glasses, when placed over the out of focus camera, make the chart somewhat readable once more. However, they darken the image and the grid blocks some of the finer details, requiring slight movements of the camera for the whole chart to be somewhat comfortably read.