3M OHP1750 Overhead Projector, 4500 ANSI lumens, 310 mm, 28.5 cm, 45 dB, 4.6 m, EVD (36V)
3M OHP1750 Overhead Projector. 投影機亮度: 4500 ANSI lumens. 焦距範圍: 310 mm, 最大拍攝區域: 28.5 cm. 訊雜比(SNR): 45 dB. 電線長: 4.6 m. 燈泡類型: EVD (36V), 燈泡功率: 400 W