Esprit-150ED Professional F/7 APO Triplet Refractor

We are proud to introduce the new Sky-Watcher Professional ESPRIT 3-Element ED apochromatic refractors. These are instruments of the highest quality with optical performance rivalling or exceeding similar telescopes of even the most famous high-end telescope brands. The ESPRIT Super Apo Triplets are designed for the most demanding astro-imagers but are also fine telescopes for visual observations. The premium, superbly-corrected optical systems deliver high-contrast images full of detail and zero detectable colour fringing, even on the brightest of objects.

Features:

• 3-Element Objective Lens, Focal Length 1050mm (one Ohara FPL-53 and 2 x Schott lenses)

• 3" CNC Machined 11:1 Rotatable Dual-Speed Linear Power Focuser

• Full-frame Corrected Focal Plane

• Zero detectable Colour Fringing even on Bright Objects

• Metallic High-Transmission Lens Coatings

• Knife-edge Baffled Optical System

• High-precision Mechanical Components

• Aluminium OTA material (superior to plain carbon-fibre for this application)

• Retractable Dew Shield

• OTA Weight 14.52kg (without accessories), 17.04kg (with accessories)

• 3" Dual-speed linear power focuser

• 3" LPF with 2" and 1.25" eyepiece adaptors and indexed scale

• Zero focus-shift during focusing

• High Load Capacity - holds up to 5kg of accessories whilst focusing and up to 10kg when locked

• New drawtube with steel sheet held by four large bearings makes focusing smoother than ever

• The smooth focus motion and 11:1 fine focus wheel allows precision adjustment and critical focusing of eyepieces & cameras

• Patent-pending design

• 2" Dielectric Star Diagonal

• 28mm 2" LET Eyepiece

• 9x50 Right-Angled Erect Image Finderscope

• Tube Rings and Dovetail Mounting Bar