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A HP Photosmart 635 (2.1 megapixel digital camera) mounted on a miniature tripod. PhotoSmart is a discontinued line of digital cameras sold by Hewlett-Packard starting in 1997. HP has also sold a line of home photo printers under the same branding.
The HP Photosmart M407 is a 4.1-megapixel entry-level digital camera which was launched on August 28, 2004. It uses SD Memory Card storage. It was designed as an easy-to-use device for beginners and sold at a relatively low price. [1] Picture of a sunset taken with an HP Photosmart M407
In photography, a back light (often the sun) that is about sixteen times more intense than the key light produces a silhouette. A fill flash used with a backlit subject yields more even lighting. The vertical angle of the back light can change the effect. A low angle can make the light hit the camera lens, causing lens flare. A high angle can ...
The monochromatic light from an electroluminescent source does not work well with color displays, however. An incandescent frontlight was therefore a popular accessory for the Nintendo's Game Boy line up until the first model of the Game Boy Advance ; the Game Boy Advance SP introduced a frontlight, which made external lights redundant.
The addition of a fourth light, the background light, makes for a four-point lighting setup. The background light is placed behind the subject(s), on a high grid, or low to the ground. Unlike the other three lights, which illuminate foreground elements like actors and props, it illuminates background elements, such as walls or outdoor scenery.
White LEDs are used most often in notebook computers and desktop screens, and make up virtually all mobile LCD screens. A white LED is typically a blue LED with broad spectrum yellow phosphor to result in the emission of white light. However, because the spectral curve peaks at yellow, it is a poor match to the transmission peaks of the red and ...
The absence of a backlight makes the ReMarkable easier on the eyes, especially during long notetaking or reading sessions. It also contributes to the paper-like feel of writing and reading.
Butterfly lighting, named for the butterfly-shaped shadow under the nose, the butterfly lighting pattern is created when the light is above and in line with the camera. Split lighting, where the main light is placed off to the side of the subject at about 90 degrees and positioned at face height or slightly above. The subject looks straight on ...