Three Combination Sets of the Calibration Station

The main technical parameters of fission combined surveying and mapping instruments comprehensive calibration station of W550-F4.
Four parallel light pipes (Including the horizontal axis elevation, horizontal Angle, depression angle, three parallel light pipes and a rear view Level of tube light).

• Precision (Reticle lattice value): 20”
• Parallel light pipe adjustment range: 1100mm
• The horizontal axis ≥30′
• The vertical shaft≥30′
• Maximum load bearing of lifting platform: 340kg
• Observation distance: ≥1200mm
• Magnification ratio: 5.7~7 times
• Angle of view: 10°20′
• Forward-looking total height: 2200mm
• Resolution: 3″
• Total weight: 340kg
• Base circular bubble leveling instrument: △≤8″/2mm
• Power supply voltage: 3.4~4.2V 2.1W
• Switching power supply: I=10A
• Lighting: Cold light source (The intensity of trimming)

SKU: W550-F4 Category:


Shipping: 1-2 weeks*. Check our Frequently Asked Questions page for more information.

Return: 14 days money back  from the date of purchase. Buyer pays return shipping. 15% restocking fee may apply. For details to request a Return Goods Authorization (RGA), please visit the Terms and Conditions page.

Warranty: Omni Survey offers a limited warranty against manufacturers defects of up to 2 years depending on the product. Please visit our Terms and Conditions section.

*Shipping times are an estimate and cannot be guaranteed. More accurate expected shipping times and delivery details are provided when an order is placed.

Additional information

Tube length


Tube focus


Tube Aperture





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