This telescope will be checked, measured and adjusted if necessary before delivery. The focuser will be calibrated.

Examples of our test protocols: Testaufnahmen
How we calibrate: Über uns
 

Founder Optics Draco 62 62mm f/4.8 Quintuplet Imaging Refractor

Features:

• ED APO Lens: Five-element air-spaced design using ED APO glass.
• Dedicated 0.83x Reducer-f/3.9: Fast f/3.9 focal ratio is ideal for deep sky astrophotography.
• Waterproof & Fogproof: Nitrogen injected for waterproof IP67 rating. Hydrophobic coating on the air surface of the lens. No need to worry about temperature difference between indoors and outdoors.
• Unique Collimation Adjustment: Special design collimation function. Built-in ball bearing and spring structure, simplifying the twelve screws into two. Easy adjustment and accurate!
• Mechanical Stability: Threaded way to connect. Reduce the risk of unwanted focuser movement caused by the focuser sagging during installation.
• Compatibility for Camera Adapter: Supports ZWO cameras, provides M54, M48 adapters, and can also be used with Founder Optics T2 ring mount for all camera types.
• Rack & Pinion Focuser: One piece design Rack & Pinion focuser and draw tube. This integrated structure reduces the mechanical clearance and assembly tolerance. Compatible with ZWO EAF.
• Lightweight: Only weighs 2.4kg. It’s 3.2kg including the tube ring, handle, and dovetail plate.
• Perfect Accessories for Mounting: Multi-functional handle, combined with the tube ring and dovetail plate. Comes with tactical slide rails to provide multiple connection options.
• Quick Dew Shield Lock Ring: Provides a quick dew shield locking ring, which can tighten evenly, firmly and quickly.
• Observation: Supports astronomical observation at the same time. One model for two uses.

Specifications:

• Optical system: 5+2 = 7 Elements, Quintuplet refractor + 0.83x reducer
• Aperture: 62mm
• Focal length: 300mm (250mm incl. Reducer)
• Focal ratio: f/4.8; f/3.9 with included 0.83x reducer
• Focuser: 2’’ Rack & Pinion, 1:10 fine focuser
• Objective lens: Quintuplet, air-spaced ED APO lens
• Image circle: 44mm
• Back focus distance: 55mm
• Weight: 2.4kg (refractor OTA), 3.2kg (tube ring, handle, tactical rail)

What's in the Box:

• 1x Draco 62 Quintuplet Refractor
• 1x 0.83x Focal Reducer for Draco 62
• 1x M48 Adapter for Draco 62
• 1x M54 Adapter for Draco 62
• 1x 1.25" 90 degree Mirror Dielectric Diagonal
• 1x Diagonal Adapter
• 1x Tube Ring
• 1x Dovetail Plate
• 1x Tactical rail
• 1x Product Manual
• 1x Quality certification card