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Tecnosky Apochromatic refractor AP 70/350 quadruplet AG OTA


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SKU: 57322 Category:


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The 70/350 Quadruplet AG70 enters the family of Tecnosky refractors … in the best way! With 45mm corrected field, the AG70 is perfect for full frame cameras.

The AG70 is a Petzval with Lanthanum glass to guarantee a proper field of 45mm, totally free of color aberration and sharp to the edges! All optics are fully multiy coated. Despite being a very small and compact tube it is equipped with the new 2.5″ R&P focuser that holds loads up to 3kg! The focus tube ends with a rotatable M48x0,75 thread. It weighs only 2.1 kg including tuberings!

Technical features:

  • Petzval quadruplet 70/350mm
  • BFMC anti-reflective coating
  • Lanthanum glass
  • Weight 2.1kg with rings and vixen bar
  • Focuser R&P 2.5” magnesium micrometric with reduction 1:10
  • Offsettable rotator M48x0,75
  • Correct field greater than 45mm


  • AG70 Petzval refractor
  • Tuberings and dovetail (Vixen style)

Product number: 57322


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