A Guide to Canada's Export Control List - GAC
'AM0', or 'Air Mass Zero', refers to the spectral irradiance of sun light in the earth's outer atmosphere when the distance between the earth and sun is one astronomical unit (AU). 1-3.A.1.f. Rotary input type absolute position encoders having an 'accuracy' equal to or less (better) than 1.0 second of arc and specially designed encoder ...
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