Cena s DPH / bez DPH
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Označení normy: | IEC TS 62989:2018 |
Vydáno: | 2018-03-08 |
Edice: | 1 |
ICS: | 27.160 |
Počet stran (Anglicky): | 36 |
ISBN (Anglicky): | 9782832254226 |
Popis
IEC TS 62989:2018
IEC TS 62989:2018(E) encompasses key characteristics of primary optical elements (lenses and mirrors) and lens or mirror parquets for concentrator photovoltaics including: optical performance, mechanical geometry, mechanical strength, materials, and surface morphology. The document identifies the essential characteristics, the corresponding quantities of interest, and provides a method for measurement of each quantity.