| Experience the best of the line: the Williams Optics FLT158 Triplet APO f/7 Refractor with 3.5" Focuser. We're not talking any refractor; we're talking superb quality with amazing clarity and color correction.
Designed and made by a leading Russian optical designer,(Astreya) this telescope boasts EXCEPTIONAL performance. With a super generous 158mm aperture and f/7 focal ratio, the William Optics FLT158 APO was meant for astrophotography.
Features a top-quality triplet air-spaced objective with FPL-53 glass; customed designed and created by a leading Russian optical designer.
This scope is extremely sharp and has great color correction. It is ideal for astrophotography.
Extra-smooth 3.5" Crayford focuser: a treat to use during astrophotography. No more image shifting!
360 deg. rotatable.
Extra-heavy duty.
Large aluminum knobs.
Patented Design
Stainless steel reinforcement inserts on both sides and on the back to allow heavy loading without problems.
Ball bearings on both sides of the focuser will make your focusing experience the best you ever experienced.
Graduated scale for precise camera alignment.
Despite of its 158mm objective, the scope is still very compact and solid.
The focuser is so strong there is no need for a locking screw.
Two-speed microfocuser STANDARD on all units.
Simply Beautiful Finish
Solid CNC-machined mounting rings.
Pure William Optics quality fit and finish: powder-painted white CNC-machined aluminum tube, golden finish, retractable dewshield, anodized 360 deg. rotatatable crayford focuser, dewshield cap.
Highly precise CNC machined lens cell.
Package Includes
2" & 1.25" adapters included.
All with brass anti-marring compression rings.
168mm mounting rings included in the price.
High Quality Aluminum Case
Stow away your telescope in the practical and safe aluminum case.
Though you will never need it, you have a 2-year warranty from WO, and the certainty that both Wo and IanKingImaging will be there to assist you even beyond that, if you need!
An Optional Feathetouch 3.5" Dual Speed Rack and Pinnion Focuser is available at time of order for an additional £300
|