Gray card
A card with an 18 percent gray tint (reflectance) used to determine exposure by taking a meter reading from subject light reflected by the card.
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Gray Card
The 18% Gray Card has several uses. It can be used to determine the correct exposure (hence the 18% bit) and can also be used in a couple of different ways to help set up the correct color balance for the shot.
Exposure ...
Gray cards are used, together with reflective light meters, as a way to produce consistent images in film and photography.
Gray Scale
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The gray scale is a series of steps having different levels of brightness.
Incident and Gray-Card Readings
How do you meter a sunset? Or a flag backlit by the sun? Or a very dark-skinned subject? Or any other "tricky" exposure situation?
Do Away With Gray
Reveal the color and contrast in your murky digital images
By Maura C. Lanahan ...
For this reason, many photographers make use of a standard gray card instead. When you think about it, it makes perfect sense. It has a nice, medium tone and a neutral hue, and photographers frequently have one anyway for metering.
DPP Home Technique Software Technique Pro Tips: Going Gray
A good/better/best look at converting color photos to great black-and-white images
By Staff ...
Gray Cards which are medium tone.
Luckily there are many middletone subjects so you can trust your camera when photographing middletone with good results, otherwise you need to make changes.
GRAY CARD - Also known as the "Kodak neutral test card," a gray card is an 8" X 10" (20 cm by 25.5 cm) card, about 1/8" thick, that is uniformly gray on one side.
Gray scale - scale having a graduated series of tones from white to black
Emulsion - light sensitive coating on film or paper
Resin - coating plastic coating applied to both sides of paper ...
Gray Admin Template (Free for both personal and commercial use)
Gray Admin Template →
Sight: Free WordPress 3.0.1-Ready Theme ...
Gray luminance noise graph
The E-420's noise curve is almost identical to its predecessor's. It keeps measurable noise virtually flat from ISO 100 (125) to 800, rising only slightly at ISO 1600 (1250).
Gray market. Importing camera equipment outside of the normal manufacturer’s distribution channels to take advantage of lower prices elsewhere in the world.
Gray scale. A series of 256 tones raging from pure white to pure black.
Gray card. A card that reflect a known percentage of the light falling on it. Often has a gray side reflecting 18 percent and a white side reflecting 90 percent of the light.
Gray Card Balanced in RAW Converter VS. Custom White Balance with Expo Disc
WhiBal Gray Card - white balanced in Capture One
white refrigerator = 232R-234R-235B
3 points blue ...
Gray Scale
A term used to describe an image containing shades of gray as well as black and white.
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Gray Balance
The most effective real-world test of a monitor, particularly after calibration, is how well it displays a gradient from black to white.
Gray Scale
An image containing shades of gray as well as black and white.
A ...
gray balance
the combination of cyan, magenta, and yellow halftone dots that yield a neutral gray tint without hue for a specific press, substrate, and ink combination.
Gray Scaling
The use of many shades of gray to represent an image. Continuous-tone images, such as black-and-white photographs, use an almost unlimited number of shades of gray.
gray-scale
A term used when referring to an image. A gray shade is any color whose three primary colors are the same value. Gray shades only have intensity (luminance) and no color (chrominance).
halftone ...
Gray card. A piece of cardboard or other material with a standardized 18-percent reflectance. Gray cards can be used as a reference for determining correct exposure or white balance.
Gray scale: The spectrum, or range, of shades of black an image has. Scanners' and terminals' gray scales are determined by the number of gray shades, or steps, they can recognize and reproduce.
Gray Scale (film)
A chart of gray tones ranging from black to white used to help conscientious lab technicians print the scene accurately.
Gray scale
An image type that contains more than just black and white, and includes actual shades of gray. In a grayscale image, each pixel has more bits of information encoded in it, allowing more shades to be recorded and shown.
Red or gray? Fifty years ago, a group of investors led by film actor Johnny Weissmuller (aka Tarzan) created a hotel called Los Flamingos that was located on Acapulco's high cliffs.
Neutral Gray
Classic, cool, sober, corporate, practical, timeless, quality, quiet, ghostly
Taupe
Classic, neutral, practical, timeless, quality, basic ...
Gray Scale
This is the spectrum of shades of gray and black and white of an image.
Gyro Stabilization System ...
Gray Component Replacement is an extension of UCR in that it replaces the neutral colors in the image as well as the colored areas with equal amounts of cyan, magenta, and yellow throughout the tonal range of the image.
GB ...
Gray Card - Gray cardboard that is used to establish the base-line exposure reading when using reflecting-light meters.
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Gray
Positive: Intelligence, Maturity, Wealth, Dignity, Dedication, Restraint
Negative: Confusion, Decay, Concrete, Shadow, Depression, Boredom
The Chromatic Primaries ...
libby gray
these photos are amazing. They grab your attention and make you think, " why did the photgrapher take this image? what did he/she see?" beautiful.
Reply ...
On this gray day the water gets much of its definition from the gray in the clouds. When this reflection is removed by the polarizer, the definition provided by the clouds' colors disappears as well.
Gray Market Films
Some mail-order wholesale houses offer excellent prices on gray market films. But are these really "bargains"? I don't think so. Gray-market films (also called "parallel import") have entered the U.S.
White or gray layers or patches of cloud, often with a waved appearance; cloud elements appear as rounded masses or rolls; composed liquid water droplets which may be supercooled; may contain ice crystals at subfreezing temperatures.
Altostratus: ...
Insert a gray double-pin into the second hole on a seven-hole beam. Make two of these units and attach them to the pins in the L-beams at the bottom of the model. Loop elastic bands around the washers and the double-pins on both sides.
9 ...
Figure 2: Gray Card
To perform a custom white balance, both images are opened in the Photoshop. The images are arranged in a way that both can be seen (see Figure 3).
Figure 3: Both Images Opened in the Image Editing Program ...
The scale of gray tones between and including absolute black and white. The grayscale is commonly referred to in black and white photography.
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Histogram ...
[A "neutral" gray is 18% gray and will reflect all colors equally.]
Caution: ...
The view of a gray ship on a foggy morning is an example of what type of scene? 1. Low contrast 2. Flat 3. Both 1 and 2 above 4. Contrasty 4-42.
Gray scale:
A photo made up of varying tones of black and white. Gray scale is synonymous with black and white.
Highlights:
The brightest parts of a photo.
Histogram: ...
The Zeltsman Approach to Formal Classic Portraiture Learning Photography DOF Preview and the Gray Card Walk. Random unsorted
Mark Williams' Site He found my site while searching for info on the Sony Wide Angle Conversion lens.
Gray scale A series of shades of gray ranging from pure white to pure black. The linear array of brightness values assigned to a monochrome image represented in black and white, where 0 = black and the maximum array value = white.
They render every scene as 18% middle gray and adapt the exposure accordingly. This will be OK for the majority of scenes, it is only when very dark or bright parts dominate a scene that the meter will be fooled by trying to render it as middle gray.
In black-and-white photography, a print with 256 shades of gray looks "photographic." It is
smooth and seamless to our eyes. But 256 colors (8-bit color) appear posterized and fake when viewing a color image. The gradation of colors is jumpy.
The Light: While I’m a firm believer in seeking out dramatic light, images made in the rain often lack snap due to the flat and gray skies associated with it.
Notice once again that they are colored black, gray and white. Click on the white one which is the one on the right.
Here, the criteria are the basic brightness of the colors (from black, through gray, to white), ...
Things like stones look gray but if the camera is set to take a picture with a very high aperture setting, the stone may come out black. Settings on the meter range from -2 to +2.
Added on the lens on a gray day can give the appearance that the sun is out and glowing. You can also use this while shooting a sunset to amplify the warm hues in the sky.
- Substitute Reading: Take an alternate meter reading off a middle tone - blue sky, gray card (sold in camera stores), or any medium-colored object. Simply point your camera at, say, the blue sky, fill up your viewfinder with that tone.
If either of these factors is not optimal, the solarized image can be "muddy," with gray highlights.
To print a gray tone from black we print many closely spaced black dots on white paper.
Auto-white balance can render your images a dull gray on cloudy days. If your camera has a white balance setting for "cloudy" or "incandescent lights" use those settings in those situations and you'll render much more pleasing color.
This refers to the color or gray scale of an individual pixel. A pixel with 8 bits per color gives a 24 bit image. (8 Bits X 3 colors is 24 bits.) Camera sensors are colored in a pixel by pixel method to create an image..
The triangle should be a "quadrangle' with neutral density (gray) filters (sunglasses with varying strength) as the 4th dimension. I wouldn't be surprised if sometime in the near future a camera maker comes up with an "Auto Filter" feature.
The island makes use of recycled wood chips and solar power for heating, all the gray water is recycled, and the chalets are constructed mainly from sustainable forests.
You simply find something that should be neutral gray or white and click on it and the color temp and tint sliders are adjusted so that it becomes neutral adjusting all other colors at the same time.
 See also: Camera, Image, Light, Photograph, Digital
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