該燈箱全部采用數控機床加工，外形美觀，尺寸一致性好。門的開啟采用搭扣式裝置，安裝簡單，維護方便。具有北極自然光的特點，提供穩定可靠的色溫環境。（儀器指標符合ISO911及GB/T13786－92）主要參數： 1，40瓦 48英寸 （6支燈管或4支燈管任選） 2，D75棉花專用分級燈管 3，色溫：7500K 4，顯色指數：93 5，體積：1225 x610 x150mm 6，重量：20Kg (進口燈管為美國DURO-TEST公司生產,是美國農業部棉花分級的專用燈管) D75 Standard Light Source The housing of the light source is made by digital control lathe and the dimension consistency is good. The panel is joined together by tache and is easy to install and do maintenance. It gives the good color tempreture for the cotton classifying. t is built in accordance with ISO911 and GB/T13786-1992) Specification: 1. 40W, 48 inch, 2. D75 designed light, to classify the cotton grade 3. Color Standard: 7500K 4. CRI: 93 5. Dimension: 1225 x610 x150mm 6. Net Weight: 20Kg