Auto Level
EV-DSC400 Series
Features:
Excellent shockproof function
Excellent sealed structure for using in any weather
Exclusive closed magnetic field, magnetically-dampened compensator
Friction-braked rotation and endless horizontal drive
ITEM | Model | DSC420 | DSC422 | DSC424 | DSC426 | DSC428 | DSC430 | DSC432 |
Standard deviation for 1km double run levelling | 2.5mm | 2.0mm | 2.0mm | 2.0mm | 1.5mm | 1.5mm | 1.0mm |
Image | Erect | Erect | Erect | Erect | Erect | Erect | Erect |
Magnification | 20x | 22x | 24x | 26x | 28x | 30x | 32x |
Objective aperture | 34mm | 34mm | 36mm | 36mm | 36mm | 38mm | 38mm |
Field of view | 1º20' | 1º20' | 1º20' | 1º20' | 1º20' | 1º20' | 1º20' |
Minimum focus | 0.3m | 0.3m | 0.3m | 0.3m | 0.3m | 0.3m | 0.3m |
Multiplication constant | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
Additive constant | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Compensator range | ±15' | ±15' | ±15' | ±15' | ±15' | ±15' | ±15 |
Compensator setting accuracy | ±0.8" | ±0.6" | ±0.6" | ±0.6" | ±0.5" | ±0.5" | ±0.5" |
Sensitivity of bubble | 8'/2mm | 8'/2mm | 8'/2mm | 8'/2mm | 8'/2mm | 8'/2mm | 8'/2mm |
Horiz circle-reading | 1º or lgon | 1º or lgon | 1º or lgon | 1º or lgon | 1º or lgon | 1º or lgon | 1º or lgon |
Instrument weight | 1.70kg | 1.70kg | 1.70kg | 1.70kg | 1.70kg | 1.70kg | 1.70kg |
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" |