William Optics FLT98 Flourite APO Refractor Telescope w/ 3.5" Focuser - A-F98

William Optics   ——   SKU: WIL-A-F98
$2,825.09 CAD
Add to cart
Product Info


About the William Optics FLT 98 APO Refractor Telescope w/ 3.5" Focuser...

The William Optics FLT 98 Refractor Telescope is a portable, high quality, versatile APO telescope designed for individuals who want a very high quality William Optics Telescope in a relatively compact package.


Stunning Optics


- Features a top-quality triplet f/6.3 air-spaced objective, one of the best William Optics Telescope ever made!

- This scope is extremely sharp and has a great color correction. It is ideal for astrophotography.

- Precision optics with STM coatings.

- Designed by leading Russian designer with FPL-53 glass.


Linear Focuser


- Extra-smooth 3.5" Linear focuser: a treat to use during astrophotography. No more image shifting!

- Two Locking screws.

- 360 deg. rotatable.

- Extra-heavy duty.

- Large aluminum knobs.


Patented Design


- Stainless steel reinforcement inserts on both sides and on the back of the William Optics Telescope to allow heavy loading without problems.

- Graduated scale for precise camera alignment.


Simply Beautiful Finish


- Solid CNC-machined mounting rings included in the price.

- Pure William Optics quality fit and finish: powder-painted white CNC-machined William Optics Telescope aluminum tube, golden finish, retractable dewshield, anodized 360 deg. rotatatable crayford focuser, dewshield cap.



William Optics FLT 98 APO Refractor Telescope w/ 3.5" Focuser Features...


  • Dedicated field flattener available.



  • 2" & 1.25" adapters, as well as mounting rings, are included.



  • All adapters come equipped with brass anti-marring compression rings.



  • Stow away your telescope in the practical and safe soft carrying case.



  • Though you will never need it, you have a 2-year warranty from WO, and the certainty that we will be there to assist you even beyond that, if you need!



William Optics FLT 98 APO Refractor Telescope w/ 3.5" Focuser Specifications...

Aperture: 98mm

Focal Ratio: F/6.3

Focal Length: 618 mm

Objective Type: Air-spaced Triplet, Apochromatic objective

Lens Shade: Retractable

Linear Focuser: 3.5" 360 degree Rotating Camera-angle Adjuster

1.25" Adapter Included

100 mm Focuser Travel Length

1.25" Adapter: Provided

Type of Mount: Mounting Rings

Tube Length: 513 mm (Fully Retracted)-600 mm (Fully Extended)

Tube Weight: 5.18 kg

William Optics Product Number: A-F98