Certified Refurbished
![[Refurbished] Zenithstar 61 II](http://williamoptics.com/cdn/shop/files/Z-61-II-perspective-1-gold.jpg?v=1708437295&width=2400)
![[Refurbished] Zenithstar 61 II](http://williamoptics.com/cdn/shop/files/Z-61-II-perspective-1.jpg?v=1706492514&width=2400)
[Refurbished] Zenithstar 61 II
Sale price$299.00 USD
Regular price$498.00 USD
![[Refurbished] Ultra-Cat 108](http://williamoptics.com/cdn/shop/files/C-108-pers-1.jpg?v=1744703888&width=2157)
![[Refurbished] Ultra-Cat 108](http://williamoptics.com/cdn/shop/files/C-108-pers-3.jpg?v=1749700266&width=2400)
[Refurbished] Ultra-Cat 108
Sale price$2,888.00 USD
Regular price$3,598.00 USD
![[Refurbished] MiniCat 51 WIFD](http://williamoptics.com/cdn/shop/files/minicat-pers-1.jpg?v=1724987710&width=2400)
![[Refurbished] MiniCat 51 WIFD](http://williamoptics.com/cdn/shop/files/minicat-pers-3.jpg?v=1728808734&width=2400)
[Refurbished] MiniCat 51 WIFD
Sale price$798.00 USD
Regular price$898.00 USD
![[Refurbished] Ultra-Cat 76](http://williamoptics.com/cdn/shop/files/UC-76-pers-1.jpg?v=1756707103&width=2520)
![[Refurbished] Ultra-Cat 76](http://williamoptics.com/cdn/shop/files/UC-76-pers-3.jpg?v=1761116089&width=2400)
[Refurbished] Ultra-Cat 76
Sale price$1,688.00 USD
Regular price$1,888.00 USD
![[Refurbished] RedCat 71 WIFD](http://williamoptics.com/cdn/shop/files/Redcat-71-WIFD-perspective-1.jpg?v=1708436980&width=2400)
![[Refurbished] RedCat 71 WIFD](http://williamoptics.com/cdn/shop/files/Redcat-71-perspective-3.jpg?v=1737282896&width=2209)
[Refurbished] RedCat 71 WIFD
Sale price$1,398.00 USD
Regular price$1,698.00 USD
![[Refurbished] GuideStar 61](http://williamoptics.com/cdn/shop/files/GS-61-pers-1.jpg?v=1713340101&width=2400)
![[Refurbished] GuideStar 61](http://williamoptics.com/cdn/shop/files/GS-61-pers-3.jpg?v=1713340101&width=2400)
[Refurbished] GuideStar 61
Sale price$298.00 USD
Regular price$438.00 USD