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纯CSS实现网站三级菜单特效 - 站长素材
Products
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Pentax AP281 auto level
Product Description
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Model
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AP281
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Telescope
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Image
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Erect
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Magnification
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28x
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Objective Aperture
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30 mm
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Resolving Power
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3”
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Field of view
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1°20’
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Minimum Focus Distance
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0.4 m
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Stadia ratio
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100
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Stadia constant
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0
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Accuracy
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Standard Deviation of 1km double run leveling
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1.5 mm
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Automatic Compensator
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Working range
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±15’
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Type
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Magnetic
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Circular Vial
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Sensitivity
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8’ / 2mm
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Horizontal Circle
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Minimum division
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1° / 1gon
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Reading system
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Total area 400G/360°
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Size and Weight
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Dimensions
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130mm x 140mm x L 200mm
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Weight
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1.25 kg
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Dust and Water resistance
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IP55
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