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optical awl

Advanced wireless lighting using Nikon cameras and Speedlights that require optical line of sight to trigger the flashes, whether from a camera’s built-in commander, the optional SU-800, or a Speedlight in commander mode.

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optical awl

High-quality, color-free glass having specific refractive qualities, used in lenses and other components of optical systems.
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optical awl

Also referred to as True resolution, it means an image s non-interpolated pixel dimensions.
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optical awl

A camera s viewfinder (including those of dSLR cameras) that does not involve an LCD screen or an electronic aid to view a scene. Think of a telescope or binoculars that are purely optical and have no electronic components.
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optical awl

A true zoom effect unlike a digital camera s digital zoom. Optical zoom changes the focal length of a lens.
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optical awl

The imaginary line that extends straight out from a lens.
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