Elab Engineering Product Name: Dumpy Level Elab Engineering Product Code:
BrickELAB-PE8001
Description and Specification for Lab Tenders
Dumpy Level.
Telescope: length 215mm, objective
aperture 42mm, field of view 2.3mm,
min. focus 0.2m from end,
stadia ratio 100, lens hoodâ€rectrable
Sighting aid †peep sight
Length: 214mm (8.42in.)
Focusing knots †2 speed
Objective Aperture :32mm (1.26 in.)
Resolving Power : 4”
Field of View (at 100m/328ft.):1°25’ (2.5m / 8.2ft.)
Minimum Focus: 0.2m (7.9 in.) from end of telescope
0.3m (1ft.) from instrument center
Image : Erect
Stadia Constant:0
Stadia Ratio: 100
Focusing Knob:1â€speed
Sighting Aid : Gun Sight
Accuracy (1km double run leveling)
Without Micrometer: 2.0mm (0.08 in.)
With Micrometer: n/a
Compensator
Type : Pendulum compensator with magnetic damping system
Setting Accuracy: 0.5"
Working Range :±15'
Circular Level
Sensitivity:10' / 2mm
Horizontal Circle
Diameter:99mm (3.9in.)
Minimum Division:1°/ 1gon
General
Water Resistance: IPX6 (IEC 60529:2001)
Operating Temperature:â€20 to +50ºC (â€4 to +122°F)
Size Width:122mm (4.8in.)
Length: 214mm (8.4in.)
Height: 140mm (5.51in.)
Weight: 1.5kg (3.3lbs.)