便攜式照度計3281A   
                               0 to 3000lx in switch selected, three ranges 
                               Cosine and color corrected 
                               Output to recorder (standard) 
                               Compact and light weight (0.9 kg) 
                               Standard carrying case 
                               No power source required 
Accuracy: ±7% rdg; Features: 3 ranges, Output to recorder. General-purpose model   | 
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