For the best experience on our site, be sure to turn on Javascript in your browser. The GT71 is an Apochromatic Triplet refractor, with an f-ratio of F/5.9 and focal length of 420mm. Camera Angle Rotator for 2.5” M63 Focuser, Micro 4/3 48mm T mount for Olympus - Space Gray. William Optics Finder Bracket for 50mm Finders with Vixen/Synta-Style Base - Black # M-FB50-B . rotatable 2.5" R&P focuser with 1:10 dual speed: a treat to use during astrophotography. The William Optics Zenithstar 61 is a doublet apochromatic refractor telescope that excels in deep-sky DSLR astrophotography. First, let’s take a look at his primary imaging telescope, the William Optics GT71. OctansLab is based in South East Queensland, Australia and images with a range of telescopes including a William Optics GT71 refractor, a William Optics GTF102mm refractor and Celestron RASA8 all mounted on an Ioptron CEM40 controlled via an ZWO ASIair. Adjustable Reducer / Flattener for William Optics GT71, GT81, ZS103 Telescopes. Made by an astrophotographer, for the astrophotographers. No image shifting!• Comes with two locking screws on angled positions for heavy load applications.• Large aluminum knob with installed thermometer.Simply Beautiful Finish• quality fit and finish: powder-painted white CNC-machined aluminum tube, gold trim finish, retractable dewshield, dewshield cap.• Top quality anodizing.• Very compact for carrying on flights. William Optics 2" Rotolock for ZS73, GT71, GT81, ZS103 + £85.00. From its pristine CNC-machined aluminum tube painted powder white, to its stylish gold accents, the beautiful new William Optics GT71 APO Refractor is an aesthetically pleasing telescope. The stunning new William Optics Gran Turismo 71 Apo is the new jewel of the apochromatic refractor world.From the pristine white finish on the CNC tube to the elegant gold trim, this telescope has mo Add to Cart. Provides good illumination and a flat field across 97% of a full frame sensor field of view. Optically Unbeatable All rights reserved. From its immaculate CNC-machined powder white aluminum tube to its elegant gold trim, the stunning new William Optics 71 mm Gran Turismo APO Refractor is a sight to behold. But external good looks are not the only feature that makes the GT71 the crown jewel of the apochromatic refractor world. For the best experience on our site, be sure to turn on Javascript in your browser. Facebook. All New Gran Turismo 71 APO Refractor All New Gran Turismo 71 APO RefractorThe stunning new William Optics Gran Turismo 71 Apo is the new jewel of the apochromatic refractor world. The William Optics GT-81 APO Triplet refractor features a 3-element f/5.9 objective with an Ohara FPL-53 extra-low-dispersion glass element for optimum colour correction and a new upgraded dual-speed 2-inch Rack and Pinion focuser with 1:10 Dual Speed. The Z61 is the most portable telescope ever made by William Optics, a company with a reputation for building beautiful astrophotography refractors.. Add to Cart. JavaScript seems to be disabled in your browser. View as Grid List. 2.5" 360° Rotating Camera-angle Adjuster, 1:10 fine focus, Includes mounting rings and Vixen style dovetail. Discover the treasures of the night sky and learn how to capture and process lunar, planetary, wide field and deep sky objects. In Stock. Our Price: $67.00. See More I noticed that analysis numbers for the Zenithstar 73 doublet were nearly all lower in the aberration list than the Gran Turismo 71 triplet. OctansLab is based in South East Queensland, Australia and images with a range of telescopes including a William Optics GT71 refractor, a William Optics GTF102mm refractor and Celestron RASA8 all mounted on an Ioptron CEM40 controlled via an ZWO ASIair. JavaScript seems to be disabled in your browser. Innovative Bahtinov Mask Cover (Patented) & guiding rings included!! See more GT71 71mm f/5.9 Apo Refractor Soft carry bag included! All New Adjustable Flat6AIII (T-mount not included), Camera Angle Rotator for 2.5” M63 Focuser, Slide-base 50mm Guiding Rings (with srews), All New 50mm Guiding Scope (with a Unique 1.25 inch RotoLock), Super high precision “COPPER“ T mount for Canon EOS full frame Cameras, Super high precision “COPPER“ T mount for Nikon full frame Cameras, Micro 4/3 48mm T mount for Olympus - Space Gray, (Best Buy) Red dot finder Kit with Vixen Style Mounting Base. This is a Fan Page for William Optics Scopes. For the best experience on our site, be sure to turn on Javascript in your browser. William Optics GT71 APO is a f/5.9 air-spaced triplet FPL-53 apochromat. The new GT71 features a 3-element objective using high-quality I am no stranger to the quality and value of the William Optics brand, and this 71mm Grand Turismo APO certainly represents this reputation well. with a similar focuser Remove the brake thumbscrew pointed with red arrow Remove the coarse knob Align the bracket (place the 6th slot of the bracket on top of the brake […] - posted in Refractors : Im looking at a few different telescopes, and trying to make some sense of the analysis numbers for each one. Skip to the beginning of the images gallery. All rights reserved. Tweet: About this product. AstroBin is an image hosting website specifically targeted to astrophotographers: it's the first and the last place where you need to upload your astrophotography images. William Optics GT71 vs ZS73, which one? Copyright © 1996-2021 William Optics. For the best experience on our site, be sure to turn on Javascript in your browser. The only one that appears to be a higher aberration value is spherical aberration. The new GT71 features a 3-element objective using high-quality FPL-53 extra-low dispersion glass that reduces any secondary spectrum to an unbelievable degree. William Optics GT71 Gold Triplet Refractor – 20th Anniversary Edition. William Optics GT71 Triplet APO Refractor Telescope - Gold. William Optics Star71II or GT71? Copyright © 1996-2021 William Optics. This package includes a 0.8x Flat6A-III reducer cum flattener specially designed for GT71 to transform it into a f/4.7 imaging APO covering full frame sensor. The store will not work correctly in the case when cookies are disabled. The new GT71 features a 3-element objective using high-quality FPL-53 extra-low dispersion glass that reduces any secondary spectrum to an unbelievable degree. The stunning new William Optics Gran Turismo 71 Apo is the new jewel of the apochromatic refractor world. Externally, the GT71 features a CNC machined optical tube with an immaculate white finish and stylish gold trim. Free US Shipping ... William Optics Soft Carry Case for Z71, Star71, GT71 and Z73 Telescopes # BG1-P004 . The Star 71 is lighter and has a larger imaging circle (48mm v 44mm), a benefit if I decide in the future to go full frame. William Optics GT71 APO is a f/5.9 air-spaced triplet FPL-53 apochromat. This elegantly designed 2" reducer / flattener has been designed to optimise the flat-field imaging performance of William Optics f/6 to f/7.5 refractors. The stunning new William Optics Gran Turismo 71 Apo is the new jewel of the apochromatic refractor world. Optically Unbeatable Triplet air-spaced objective (FPL-53) in adjustable CNC machined ultra-high precision lens cell. OctansLab is based in South East Queensland, Australia and images with a range of telescopes including a William Optics GT71 refractor, a William Optics GTF102mm refractor and Celestron RASA8 all mounted on an Ioptron CEM40 controlled via an ZWO ASIair. The new GT71 features a 3-element objective using high-quality FPL-53 extra-low dispersion glass that reduces any secondary spectrum to an unbelievable degree. William Optics is on Facebook. William Optics GT71 f/5.9 Triplet Refractor Posted on August 18, 2017 by Benoit Guertin My last telescope purchase goes back to about 11 years when I upgraded from a beginner 130mm Newtonian to the 80ED bargain APO refractors launched by … The stunning new William Optics Gran Turismo 71 Apo is the new jewel of the apochromatic refractor world. William Optics GT71 with Flat6a flattener ZWO ASI 1600mm Pro Software Bisque Paramount MX+ mount... Astronomik 7nm narrowband filters Processed with Pixinsight, Photoshop and Topaz DeNoise This image is a HaSHO mix that is 33.75 hours total exposure time. 2.5" R&P Focuser• Extra-smooth 360 deg. In Stock. William Optics 2019 Gran Turismo GT71 APO Triplet Refractor £759.00 buy DETAILS The new GT71 features a 3-element objective using high-quality FPL-53 extra-low dispersion glass that reduces any secondary spectrum to an unbelievable degree. Skip to the beginning of the images gallery, 【USA ONLY】【ONE SET ONLY】Gran Turismo 71 APO Refractor with FLAT6AII. 11 were here. This impressive new William Optics 71 mm Gran Turismo Telescope represents the crown jewel of the apochromatic refractor universe. Optically Unbeatable William Optics GT71 with Flat6a flattener ZWO ASI 1600mm Pro Software Bisque Paramount MX+ mount... Astronomik 7nm narrowband filters Processed with Pixinsight, Photoshop and Topaz DeNoise This image is a HaSHO mix that is 33.75 hours total exposure time. Discover the treasures of the night sky and learn how to capture and process lunar, planetary, wide field and deep sky objects. The new GT71 features a 3-element objective using high-quality FPL-53 extra-low dispersion glass that reduces any secondary spectrum to an unbelievable degree. The store will not work correctly in the case when cookies are disabled. The stunning new William Optics Gran Turismo 71 Apo is the new jewel of the apochromatic refractor world. ES Reid Checked Telescope. To connect with William Optics, join Facebook today. William Optics GT71 This entry was posted in Focusers on July 27, 2020 * Please check below photos on how to attach the motor to a William Optics GT71 or a W.O. This package includes a 0.8x Flat6A-81 reducer cum flattener specially designed for GT71 to transform it into a f/4.7 imaging APO covering full frame sensor. William Optics New Slide-base 50mm Guiding Rings. However, the GT71’s external good looks are just the beginning. All WO refractors objective are double tested and inspected before shipping to our customer, these telescopes are free of coma and astigmatism. Free US Shipping. Our Price: $64.00. William Optics GT71 Owners: 4: Images: 17: Reviews: 0: Comments: 0: About. - posted in Refractors : I’m trying to decide between a WO Star 71 II and GT71 for a lightweight travel scope for imaging with either a DSLR or cooled OSC camera. Discover the treasures of the night sky and learn how to capture and process lunar, planetary, wide field and deep sky objects. The William Optics Gran Turismo 71 features unbeatable optics with an undeniably sharp image and excellent color correction. Shop with OPT for the best deals! Model: wo_gt71_ii_gd Part Number: A-F71GTIIIGD.
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