Telescope-Refracting Telescopes-William Optics Gran Turismo 81 f/5.9 APO Refractor in Red with 32mm UniGuide and P-FLAT6AIII

Remarkable Optics
The impressive optics within this William Optics Gran Turismo 81mm Refractor will blow your mind! With its triplet design and FPL-53 glass, images become crystal clear due to its exceptional color correction. Also, each lens is multi-coated with super-high transmission coating (STM), greatly improving contrast and enhancing detail! The spectacular sharpness seen through this William Optics Gran Turismo 81mm Refractor is sure to take your astrophotography to the next level!

William Optics Flat6AIII 0.8x Reducer & Field Flattener
Though the William Optics Gran Turismo 81mm Refractor already has an impressive aperture of 81mm and a focal ratio of f/5.9, the light gathering abilities become even greater when the William Optics Flat6AIII 0.8x Reducer & Field Flattener is added. This high quality reducer and field flattener allows you to capture more light in less amount of time by reducing the focal ratio to f/4.8. Talk about light gathering power! This Flat6AIII allows for an even and flat field within your images and effectively reduces the focal length from 478mm to 380mm. For easy installation, its M63 threads allow direct threading to the Gran Turismo 81mm, while its 2” threads fit to your camera! There is even space within the reducer to add a M48 filter. Set up made easy!

Guide in Style!
The William Optics Slide-Base 32mm UniGuide Scope fits perfectly on top of your Gran Turismo 81mm Refractor, allowing for a sleek, sophisticated imaging set up. With its M42 threads, 1.25” cylindrical-type guide cameras, such as ZWO and QHY cameras, are easily attached to the end of this guide scope, with tightening knobs to ensure stability throughout your imaging session. The capabilities of the high quality William Optics 32mm UniGuide Scope are seen through its wide focal length of 120mm and fast focal ratio of f/3.75. This wide field of view and powerful light gathering ability allows you to pick the perfect stars to guide upon. Its low weight of 0.529 lbs is light on your telescope mount, allowing for a smoother time tracking the sky!

The Perfect Focus
The focuser on the William Optics Gran Turismo 81mm refractor is a 2.5″ Rack & Pinion focuser, allowing you to achieve the perfect focus on your favorite celestial objects. By having a large focus adjustment knob and a smaller more precise adjustment knob, finding focus on the stars is quick and effortless! The included Bahtinov mask cover and this Rack & Pinion focuser is a match made in heaven. Sharp stars made easy!