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Surveying Instrument

Auto Level DSC432/DSC400 SERIES

Auto Level DSC432/DSC400 SERIES
ITEM              型号Model DSC420 DSC422 DSC424 DSC426 DSC428 DSC430 DSC432
每公里测量标准偏差   Standard deviation for 1km double run levelling                                2.5mm 2.0mm 2.0mm 2.0mm 1.5mm 1.5mm 1.0mm
成象 Image 正像 Erect 正像 Erect 正像 Erect 正像 Erect 正像 Erect 正像 Erect 正像 Erect
倍率 Magnification 20x 22x 24x 26x 28x 30x 32x
物镜口径 Objective aperture 34mm 34mm 36mm 36mm 36mm 38mm 38mm
视场角 Field of view 1°20' 1°20' 1°20' 1°20' 1°20' 1°20' 1°20'
最短视距 Minimum focus 0.3m 0.3m 0.3m 0.3m 0.3m 0.3m 0.3m
乘常数 Multiplication constant 100 100 100 100 100 100 100
加常数 Additive constant 0 0 0 0 0 0 0
安平范围 Compensator range ±15′ ±15′ ±15′ ±15′ ±15′ ±15′ ±15′
补偿精度 Compensator setting accuracy ±0.8" ±0.6" ±0.6" ±0.6" ±0.5" ±0.5" ±0.5"
圆水泡精度 Sensitivity of bubble 8′/2mm 8′/2mm 8′/2mm 8′/2mm 8′/2mm 8′/2mm 8′/2mm
度盘分度值 Horiz.circle reading 1°or 1gon 1°or 1gon 1°or 1gon 1°or 1gon 1°or 1gon 1°or 1gon 1°or 1gon
仪器净重 Instrument weight 1.70kg 1.70kg 1.70kg 1.70kg 1.70kg 1.70kg 1.70kg
三脚架联结 Tripod M16 or 5/8" M16 or 5/8" M16 or 5/8" M16 or 5/8" M16 or 5/8" M16 or 5/8" M16 or 5/8"
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