Entertainment / Photography / Nodal Points: Are located in two areas in a compound lens system. The front nodal point is where rays of light entering the lens appear to aim. The rear nodal point is where the rays of light appear to have come from, after passing through the lens. Nodal points are used to calculate optical measurements.
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Entertainment / Photography / Nodal Plane: Is an imaginary line passing through the nodal point, perpendicular to the optical axis. MORE
Science / Tides and Currents / Nodal Line: A line in an oscillating body of water along which there is a minimum or zero rise and fall of the tide. MORE
Science / Tides and Currents / Nodal Point: The zero tide point in an amphidromic region. MORE
Entertainment / Photography / Nodal Points: Are located in two areas in a compound lens system. The front nodal point is where rays of light entering the lens appear to aim. The rear nodal point is where the rays of light appear to have come fr MORE
Entertainment / Ice Hockey / Points: The left and right positions taken by the defensemen of the attacking team, just inside the blue line of the attacking zone; also the term used to describe the defensemen playing at this location; als MORE
Science / Astrology / Nodal Chart: An equal house chart, which places the Moon's South Node at the Ascendant, used primarily by medical astrologers to diagnose health problems. In this context, the South Node and Ascendant represent th MORE