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The DXOMARK Lens Score provides ratings for camera lenses, as tested using its proprietary tool-set in combination with various camera models. [8] [10] [17] As with the DxOMark Sensor Score, the DXOMARK Lens Score is an aggregation of five separate sub-scores; namely: sharpness, distortion, vignetting, transmission, and chromatic aberration.
An incandescent light bulb has a CRI of 100. [1] High-CRI LED lighting is a light-emitting diode (LED) lighting source that offers a high color rendering index (CRI). CRI is a quantitative measure of a light's ability to reproduce the colors of objects faithfully in comparison with an ideal or natural light source.
Optoelectronics (or optronics) is the study and application of electronic devices and systems that find, detect and control light, usually considered a sub-field of photonics. In this context, light often includes invisible forms of radiation such as gamma rays , X-rays , ultraviolet and infrared , in addition to visible light.
A ring flash is a circular light that is often operated with a camera lens in the center to take photographs. Unlike point light sources , a ring flash can illuminate a subject with minimal shadows by closely and evenly surrounding the optical axis of the camera lens.
Ant preserved in amber. The color amber is a pure chroma color, located on the color wheel midway between the colors of yellow and orange.The color name is derived from the material also known as amber, which is commonly found in a range of yellow-orange-brown-red colors; likewise, as a color, amber can refer to a range of yellow-orange colors.
ECCO version 3.0 was released in the summer of 1995 with an updated user interface based on a ring binder. [11] Other additions include an Internet launch tool equipped with an address book containing links to over 2,000 sites. [11] Internet support for the Shooter tool allows the user to push a URL and title for a web page back to ECCO. [12]