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Sextant Davis Mark 25

£287,98
£279,65
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Delivery: 3 days
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Brand: Davis Instruments
Reference: 025
 

The Davis range is the best sextant. Constructed in plastic like his brothers Mark 3 and Mark 15 has an 18-cm arc graduated from -5º to 120º and has 7 filters, 2 easily adjustable mirrors, coated glass lenses to avoid glare, additional telescope for anti-dazzle observations, drum High precision micrometric and vernier readable up to 2/10 of minute of arc. What stands out from the Sextant Davis Mark 25 is the innovative "System Beam Converger". Unlike a traditional sextant, it uses a single mirror that allows you to see the real image instead of a split image; this is achieved thanks to the semitransparent mirror that superimposes the images obtaining the real image and the superimposed one obtaining a greater field of vision. In addition, the Mark 25, has an LED lighting system that illuminates the arc and the drum for observation in low light.



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Characteristics:
  • Limb arc radius: 178 mm
  • Limbo Graduation: -5º 120º
  • Micrometer reading: 0.2 '
  • Filters: 7
  • Alded mirror: 50x38 mm
  • Horizon mirror: 42x29 mm
  • Telescope: 3x
  • Instrument weight: 0.47 gr
  • Case: Yes
  • Includes batteries


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