![William Optics GT71 71mm f/5.9 Apo Refractor (Red) with Soft Case & Flat6AIII Field Flattener Astrophotography Package # A-F71GTIIRD-AP William Optics GT71 71mm f/5.9 Apo Refractor (Red) with Soft Case & Flat6AIII Field Flattener Astrophotography Package # A-F71GTIIRD-AP](https://agenaastro.com/media/catalog/product/cache/8e03964313a1df06445707bf7088f1a0/t/-/t-wo-a-f71gtiird-3_1.jpg)
William Optics GT71 71mm f/5.9 Apo Refractor (Red) with Soft Case & Flat6AIII Field Flattener Astrophotography Package # A-F71GTIIRD-AP
![The William Optics FLT 151 Triplet APO Refractor - User Reviews - Articles - Articles - Cloudy Nights The William Optics FLT 151 Triplet APO Refractor - User Reviews - Articles - Articles - Cloudy Nights](https://www.cloudynights.com/images/2014/WO_151_FLT-CN%20Review_files/image005.jpg)
The William Optics FLT 151 Triplet APO Refractor - User Reviews - Articles - Articles - Cloudy Nights
![William Optics - High-Quality Refractor Telescopes, Telephoto Lens, Binoculars, Eyepieces, Diagonals, and other Optical Accessories. - William Optics William Optics - High-Quality Refractor Telescopes, Telephoto Lens, Binoculars, Eyepieces, Diagonals, and other Optical Accessories. - William Optics](https://williamoptics.com/media/homepage/fluorostar-91.jpg)
William Optics - High-Quality Refractor Telescopes, Telephoto Lens, Binoculars, Eyepieces, Diagonals, and other Optical Accessories. - William Optics
![William Optics GT71 f/5.9 FPL-53 Triplet APO Refractor w/Flat6AIII Field Flattener & 32 mm UniGuide - Red William Optics GT71 f/5.9 FPL-53 Triplet APO Refractor w/Flat6AIII Field Flattener & 32 mm UniGuide - Red](https://www.highpointscientific.com/media/catalog/product/cache/7dd81aa47688c2f5b60a1205f1684b57/g/t/gt71_package.jpg)