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Meade Series 6000 70mm Astrograph Quadruplet APO Refractor OTA

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Apochromatic refractor (triplet). Objective lens diameter: 70mm. Focal length: 350mm

Refractor
Optical design
70
Aperture – the diameter of the light-collecting lens (refractors and catadioptric) or mirror (reflectors) that the telescope uses to collect light
350
Focal length – the distance from the primary lens or mirror to the point at which the light is focused
Availability

Product ID 71793
Brand Meade Instruments Corp.
Warranty 2 years
EAN 0643824209596
Package size (LxWxH) 50x20x62 cm
Shipping Weight 2.13 kg
Description

This impressive 70mm, f/5 refractor has a focal length of 350mm, making it ideal for advanced astrophotography. Features a fully multi-coated quadruplet objective lens made from the highest quality ED (extremely low dispersion) glass for outstanding contrast and sharpness as well as near zero detectable chromatic aberration or "color fringing". The fully illuminated image circle is 42mm and will cover a 35mm full frame sensor.

Features a super precise dual speed 2.5" Rack and Pinion focuser with 10:1 gear reduction for ultra fine focus control. Standard equipment also includes a fully extendable dew shield and an aluminum hard carry case to protect your investment when not in use. Also includes aluminum front dust cover for objective lens.

Features:

  • D= 70mm. F= 350mm. f/5 astrograph refracting telescope
  • ED optical glass (extremely low dispersion)
  • Fully Illuminated image circle: 42mm
  • Aluminum hard carry case included
Specifications
Product ID 71793
Brand Meade Instruments Corp.
Warranty 2 years
EAN 0643824209596
Package size (LxWxH) 50x20x62 cm
Shipping Weight 2.13 kg
Optical design refractor
Optical scheme 4-element apochromat
Optics material FPL53 (with ultra-low dispersion)
Optics coating multi-coated
Objective lens diameter (aperture), mm 70
Focal length, mm 350
Highest practical power, x 140
Aperture ratio f/5
Resolution threshold, arcseconds 2
Limiting stellar magnitude 11.3
Eyepiece barrel diameter, in 1.25, 2
Focuser 2.5", 2-speed (1:10), backlash-free, rack, precision
Optical tube mounting mode dovetail plate (Vixen standard)
Dovetail mount
User level beginners, experienced users, professionals
Assembly and installation difficulty level extremely simple
Observed object planets of the Solar System
Video