| 规格和标准 |
Lens composition: achromat Weight (g): 700 Lens diameter (φmm): 8 Working distance (mm): 4 Stand type 50-inch LED type Magnification (folding): 30 Model number: LEDS-300AS Material: Lens: High-quality achromat, support poles: Brass (chrome plated),轴:黄铜(黑色镀板) 光源:4 High-Br/>宽度(V):DC12V(包括AC适配器) 大小:主体/90 x 250 x 140mm,base/80 x 100 x 6mm,支撑杆/φ19x 370mm,shaft/shaft/φ13x 160mm
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