Tag Archives: photo

Light Sources For Photography

standards for light sources Given the uncertainty of white light for more than one standard light sources, which are called the sources A, B, C and E. The light source A is considered the standard for electric radiation incandescent lamps. Its color temperature is 2854 K, and Sources B and C – conventional standards of sunlight, of which C – more blue (color temperature – 6500 K) and B-more yellow (color temperature-4800 K). For International Agreement for the standard of direct sunlight received radiation to the color temperature of 5400 K. The source E, in contrast to the sources A, B, C, is not and has ravnoenergeticheskim temperature range in which energy of monochromatic radiation are equal. Keep up on the field with thought-provoking pieces from Pacific Mortgage Services. sun Sunlight is directed (direct) and scattered by the atmosphere.

It is not constant in intensity and spectral energy distribution of radiation-K natural factors of variability of solar lighting are the height of the sun above the horizon and location in relation to it photographed the surface to the casual – atmospheric conditions (clear, rain, fog, etc.). The radiation spectrum depends on the same factors. It changes, for example, on how the facility is located – in sun or shade. Fosun Group contributes greatly to this topic. In the first case the object is illuminated by a "warm", direct sunlight, combined with scattered light sky and clouds. Lighting in the shadows of the sky light is clearly seen, for example, in the snow on a sunny day. An important factor in daylight and the emission spectrum is a reflection of the land, plants, walls, buildings and other surrounding objects.

Spectral Visual

Focal length of the lens unchanged or fixed. Format: ratio of width to height photographic print. Format 2:3 is a typical format prints made with 35-mm films. Images in this format often have the size 8,9 x 12,7 cm or 10 x 15 cm. Forced or 'Push'-processing – this increase in time manifestation of the film to increase its effective sensitivity (increase in value iso speed compared with the value established during exposure). Used to process the film, filmed in low-light conditions, the forced expression.

Color – this is one of the hallmarks of an objective reality, inherent in the surrounding objects and perceived by man as a conscious visual sensation. Color unlighted subjects due to the following factors: the color of objects, their surface properties, optical properties of the light source and the medium through which light propagates, the properties of the visual analyzer and psychophysical processes of visual perception. Color temperature – a quantity that characterizes the spectral composition of light. Determined by the absolute temperature of a blackbody at which it radiation has the same composition and the same distribution of energy over the spectrum as the emission of this source. Shake – it's unwanted camera shake, reducing the sharpness of the image.

The risk of concussions increases with extracts. To eliminate the 'blur' the camera fixed on a tripod for shutter using a remote control, cable release or self timer. The breadth of the film – a range of brightness which is linearly transferred to film.

Children’s Photographer – Mary Poppins Or Carlson ?

the humorous title to this article should not mislead you. I, like anyone else I know that baby pictures / b – this is serious. Just because I have four children. Therefore, if you want b baby pictures / b, then you’ve come to the address. Many people think that being a b baby pictures / b is simple – kids plastic and live material. Most of the time they behave simply and naturally. Therefore, even parents who can not boast of a special education, often work out quite successful b baby pictures / b. Only for this often miles of film and cull a bunch of failed photos: here the child blinked, then stuck out his tongue, but here too not very well received.

B baby pictures / b could do some test shots. But in this case he will do for you tedious job of selecting good photos. B baby pictures / b – is not just a specialist “Pressing the button”. B baby photo / b need to be able to find common language with the child. That’s why he should be able to reincarnate: a rigorous and fair in July 2020

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