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250 Mewlon Crs

250 Mewlon Crs

New Version Mewlon Dedicated All'Astrofotografia Deep Sky In High Resolution !!!

The New Mewlon Crs Has The Same Checker And Three Elements Series Cr-Field Plan Completely And Correctly On The Circle Of Well 40 mm .

Click On Details For More Information. < / P>

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250 Mewlon Crs

Takahashi

TK-TLK25400NR

New product

New Version Mewlon Dedicated All'Astrofotografia Deep Sky In High Resolution !!!

The New Mewlon Crs Has The Same Checker And Three Elements Series Cr-Field Plan Completely And Correctly On The Circle Of Well 40 mm .

Click On Details For More Information. < / P>

More details

8 636,00 €

Ordered upon request

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"

New version Mewlon dedicated all'astrofotografia deep sky in high resolution !!!

The new Mewlon CRS has the same checker AND three elements Series CR-field completely flat and correct on the circle of well 40 mm .

In addition to this, the CRS has Mewlon some technical details dedicated to those who want to get the most in the second half in high resolution of deep sky objects:

  • Fans acclimation to low vibration on the breech of the primary mirror < / li>
  • Temperature sensors on the primary, inside and outside of the tube to monitor the process of acclimatization thermal instrument
  • Motor focus on secondary
  • Control box for fans and manual focus
  • Auto Focus ActiveFocus controlled by ASCOM driver for seamless integration with software for astronomical fire control
  • Support for reducer focal 0,73x and 1.5x extender for a great versatility of use

    The standard equipment also includes rings with top plate accessory, portEyepiecei 2 "" and pipe extension, support for seeker and seeker 7x50 illuminated with 4.2 ° field

    Specifications

    • Optical design: Dall-Kirkham with concealer AND 3 element < / li>
    • Useful diameter: 250 mm
    • Focal Length: 2500 mm
    • Focal Ratio: F / 10
    • Resolving power: 0:46 "" < / li>
    • optical tube diameter: 280 mm
    • optical tube length: 985 mm
    • Weight OTA with accessories as standard: about 12 Kg
    • image circle: 40 mm (0.92 °)
    • Metal back distance: 115.5 mm

      Technical-reducer with CR 0.73 x

      • Focal Length: 1,835 mm
      • Focal Ratio: F / 7.3
      • Circle picture: 35 mm (1.1 °)
      • Metal back distance: 72.8 mm

        Technical CR-extender with 1.5 x

        • Focal Length: 3780 mm
        • Focal Ratio: F / 15 < / li>
        • Circle picture: 44 mm
        • Metal back distance: 117.5 mm "

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