7 Specifications
178 Pulse Laser Station NPL-302 Series Instruction Manual
Main Body 7.1
Telescope 71.1
EDM 71.2
Distances shorter than 1.6 m (5.25 ft) cannot be measured with this EDM.
• The target should not receive direct sunlight.
• “Reference target” refers to a white, highly reflective material.
• For measurements at short range (approximately 1.6 m to 5 m (5.2 ft to 16.4 ft)
to the mini prism, or 1.6 m to 10 m (5.2 ft to 33 ft) to the standard prism), it is
recommended that you use a Nikon original prism to maintain accuracy.
Tube length 153 mm (6.02 in.)
Magnification 26×
Effective diameter of
objective
40 mm (1.57 in.)
EDM 50 mm (1.97 in.)
Image Erect
Field of view 1°30'
2.6 m at 100 m (2.6 ft at 100 ft)
Resolving power 3.0"
Focusing distance 1.6 m to infinity (63 in. to infinity)
Focusing method Anallactic focusing
Measurement range with no haze, visibility over 40 km (25 miles)
Prism Mode
Reflector sheet (5 cm x 5 cm) 300 m (984 ft)
Mini prism 3,000 m (9,800 ft)
Standard prism (1P) 5,000 m (16,400 ft)
Reflectorless mode
Reference target 200 m (656 ft)