Aspect: luminous-flux-per-unit-frequency

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Identifier: AS6
Name: luminous-flux-per-unit-frequency
Associated Scales:
SC1416: ratio scale, candela (per metre)
SC1417: ratio scale, candela steradian (per metre)
SC1418: ratio scale, lumen (per metre)
SC1419: ratio scale, candela steradian (per hertz)
SC1420: ratio scale, lumen (per hertz)
SC1421: ratio scale, candela (per hertz)