{"product_id":"william-optics-ultra-cat-131-t-c-131br","title":"William Optics Ultra-Cat 131 (T-C-131BR)","description":"\u003ch1\u003eWilliam Optics Ultra-Cat 131\u003c\/h1\u003e\n\u003cp data-start=\"97\" data-end=\"497\"\u003e\u003cstrong data-start=\"97\" data-end=\"133\"\u003eThe William Optics Ultra-Cat 131\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis the flagship of the Ultra-Cat series, representing the pinnacle of wide-field astrophotography performance. Built around a large-aperture 131mm apochromatic optical system and an advanced 5-element Petzval design, it delivers extraordinary light-gathering power, exceptional color correction, and razor-sharp stars across an expansive, flat image circle.\u003c\/p\u003e\n\u003cp data-start=\"499\" data-end=\"887\"\u003eDesigned for serious astrophotographers and observatories alike, the Ultra-Cat 131 combines a fast focal ratio with uncompromising optical precision, enabling stunning deep-sky detail, rich contrast, and immersive wide-field compositions. Its premium mechanical construction, thermal stability, and flagship-level engineering set a new benchmark for large-format astrophotography systems.\u003c\/p\u003e\n\u003ch3\u003eKey Features:\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced 5-Element Petzval Design\u003cbr\u003e\u003c\/strong\u003eEliminates field curvature, providing sharp, flat-field images without requiring additional flatteners.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e60mm Superior Image Circle\u003cbr\u003e\u003c\/strong\u003eFully supports full-frame and medium-format cameras for wide-field and detailed astrophotography, outperforming standard 106mm telescopes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eF\/4.9 Fast Optics\u003cbr\u003e\u003c\/strong\u003eOffers exceptional light-gathering capability for vibrant deep-sky photography.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWIFD (William’s Internal Focuser Design)\u003cbr\u003e\u003c\/strong\u003ePatented internal focuser ensures precise, stable, and hassle-free imaging, avoiding balance issues and eliminating vignetting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnti-Shrink Lens Cell Technology\u003cbr\u003e\u003c\/strong\u003eMinimizes thermal expansion and contraction, maintaining perfect optical alignment in any environment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSensor Tilt Xterminator\u003cbr\u003e\u003c\/strong\u003eIntegrated and patented design eliminates distortion, optimizing sharpness and detail for professional-level results.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuilt-In Patented Bahtinov Mask\u003cbr\u003e\u003c\/strong\u003eSimplifies focusing for pinpoint precision, a feature that sets it apart from competitors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePatented Handle Bar Design\u003cbr\u003e\u003c\/strong\u003eCombines ergonomic usability with enhanced portability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePersonalized Laser Engraving\u003cbr\u003e\u003c\/strong\u003eFree customization for direct purchases, adding a personal touch to your telescope.\u003c\/p\u003e\n\u003csection id=\"shopify-section-template--21599108137177__rich_text_MzxwVB\" class=\"shopify-section shopify-section--rich-text\"\u003e\n\u003csection class=\"color-scheme color-scheme--scheme-1 color-scheme--bg-77e774e6cc4d94d6a32f6256f02d9552 section-spacing bordered-section\"\u003e\n\u003cdiv class=\"container container--sm\"\u003e\n\u003cdiv class=\"prose text-center\"\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/williamoptics.com\/cdn\/shop\/files\/UC131-Product_page_-Hero.jpg?v=1771842140\u0026amp;width=3200\" alt=\"\" srcset=\"\/\/williamoptics.com\/cdn\/shop\/files\/UC131-Product_page_-Hero.jpg?v=1771842140\u0026amp;width=200 200w, \/\/williamoptics.com\/cdn\/shop\/files\/UC131-Product_page_-Hero.jpg?v=1771842140\u0026amp;width=300 300w, \/\/williamoptics.com\/cdn\/shop\/files\/UC131-Product_page_-Hero.jpg?v=1771842140\u0026amp;width=400 400w, \/\/williamoptics.com\/cdn\/shop\/files\/UC131-Product_page_-Hero.jpg?v=1771842140\u0026amp;width=500 500w, \/\/williamoptics.com\/cdn\/shop\/files\/UC131-Product_page_-Hero.jpg?v=1771842140\u0026amp;width=600 600w, \/\/williamoptics.com\/cdn\/shop\/files\/UC131-Product_page_-Hero.jpg?v=1771842140\u0026amp;width=800 800w, \/\/williamoptics.com\/cdn\/shop\/files\/UC131-Product_page_-Hero.jpg?v=1771842140\u0026amp;width=1000 1000w, \/\/williamoptics.com\/cdn\/shop\/files\/UC131-Product_page_-Hero.jpg?v=1771842140\u0026amp;width=1200 1200w, \/\/williamoptics.com\/cdn\/shop\/files\/UC131-Product_page_-Hero.jpg?v=1771842140\u0026amp;width=1400 1400w, \/\/williamoptics.com\/cdn\/shop\/files\/UC131-Product_page_-Hero.jpg?v=1771842140\u0026amp;width=1600 1600w\" width=\"3200\" height=\"2198\" sizes=\"min(100vw, var(--page-width))\" class=\"constrained-image\"\u003e\u003c\/div\u003e\n\u003cp class=\"h4\"\u003ePowering the Grandest Deep-Sky Visions\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe Ultra-Cat 131 stands as the flagship of the series, redefining wide-field imaging performance. Built on an uncompromising 5-element Petzval optical system, it delivers exceptional flat-field precision, color fidelity, and light-gathering power. Purpose-engineered for advanced astrophotographers, the Ultra-Cat 131 turns ambitious deep-sky visions into true-to-life celestial images with confidence and control.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/williamoptics.com\/cdn\/shop\/files\/UC131-Spec_icon_bc62d9c5-6e64-4581-9027-21df4b9eeb9b.jpg?v=1771841475\u0026amp;width=1744\" alt=\"\" srcset=\"\/\/williamoptics.com\/cdn\/shop\/files\/UC131-Spec_icon_bc62d9c5-6e64-4581-9027-21df4b9eeb9b.jpg?v=1771841475\u0026amp;width=400 400w, \/\/williamoptics.com\/cdn\/shop\/files\/UC131-Spec_icon_bc62d9c5-6e64-4581-9027-21df4b9eeb9b.jpg?v=1771841475\u0026amp;width=800 800w, \/\/williamoptics.com\/cdn\/shop\/files\/UC131-Spec_icon_bc62d9c5-6e64-4581-9027-21df4b9eeb9b.jpg?v=1771841475\u0026amp;width=540 540w, \/\/williamoptics.com\/cdn\/shop\/files\/UC131-Spec_icon_bc62d9c5-6e64-4581-9027-21df4b9eeb9b.jpg?v=1771841475\u0026amp;width=1080 1080w\" width=\"1744\" height=\"521\" sizes=\"(max-width: 699px) min(400px, 100vw), min(540px, 100vw)\" class=\"constrained-image\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e\n\u003csection id=\"shopify-section-template--21599108137177__multi_column_bdyBJc\" class=\"shopify-section shopify-section--multi-column\"\u003e\n\u003cdiv class=\"section-spacing color-scheme color-scheme--scheme-2 color-scheme--bg-ec94cee11e4b10f052c61e06039eabc9\"\u003e\n\u003cdiv class=\"container\"\u003e\n\u003cdiv class=\"section-stack\"\u003e\n\u003cdiv class=\"multi-column__item  snap-center group\"\u003e\n\u003cdiv class=\"overflow-hidden\"\u003e\u003cimg src=\"https:\/\/williamoptics.com\/cdn\/shop\/files\/cat91-lens.31.jpg?v=1732252321\u0026amp;width=1361\" alt=\"\" srcset=\"\/\/williamoptics.com\/cdn\/shop\/files\/cat91-lens.31.jpg?v=1732252321\u0026amp;width=300 300w, \/\/williamoptics.com\/cdn\/shop\/files\/cat91-lens.31.jpg?v=1732252321\u0026amp;width=400 400w, \/\/williamoptics.com\/cdn\/shop\/files\/cat91-lens.31.jpg?v=1732252321\u0026amp;width=500 500w, \/\/williamoptics.com\/cdn\/shop\/files\/cat91-lens.31.jpg?v=1732252321\u0026amp;width=600 600w, \/\/williamoptics.com\/cdn\/shop\/files\/cat91-lens.31.jpg?v=1732252321\u0026amp;width=800 800w, \/\/williamoptics.com\/cdn\/shop\/files\/cat91-lens.31.jpg?v=1732252321\u0026amp;width=1000 1000w, \/\/williamoptics.com\/cdn\/shop\/files\/cat91-lens.31.jpg?v=1732252321\u0026amp;width=1200 1200w\" width=\"1361\" height=\"768\" loading=\"lazy\" sizes=\"(max-width: 699px) 50vw, (max-width: 999px) 38vw, calc((100vw - 3rem * 2) \/ 2)\" class=\"zoom-image group-hover:zoom\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"prose text-start\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"multi-column__item  snap-center group\"\u003e\n\u003cdiv class=\"prose text-start\"\u003e\n\u003cp class=\"h2\"\u003eAdvanced Petzval\u003c\/p\u003e\n\u003cdiv class=\"metafield-rich_text_field\"\u003e\n\u003cp\u003eResearched and developed by WO, the innovative 5-element Petzval design redefines telescope optics. This advanced system achieves a flawless spot diagram across a medium-format image circle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"multi-column__item  snap-center group\"\u003e\n\u003cdiv class=\"prose text-start\"\u003e\n\u003cp class=\"h3\"\u003eExtra-low Dispersion (ED) glasses\u003c\/p\u003e\n\u003cdiv class=\"metafield-rich_text_field\"\u003e\n\u003cp\u003eContains 2 Super ED, 1 ED glasses and lanthanum lenses with advanced fully multi-coated, delivering sharp, vibrant images with true-to-life colors, significantly reducing chromatic aberration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"multi-column__item  snap-center group\"\u003e\n\u003cdiv class=\"overflow-hidden\"\u003e\u003cimg src=\"https:\/\/williamoptics.com\/cdn\/shop\/files\/minicat-lens-1104_1.webp?v=1731152623\u0026amp;width=948\" alt=\"\" srcset=\"\/\/williamoptics.com\/cdn\/shop\/files\/minicat-lens-1104_1.webp?v=1731152623\u0026amp;width=300 300w, \/\/williamoptics.com\/cdn\/shop\/files\/minicat-lens-1104_1.webp?v=1731152623\u0026amp;width=400 400w, \/\/williamoptics.com\/cdn\/shop\/files\/minicat-lens-1104_1.webp?v=1731152623\u0026amp;width=500 500w, \/\/williamoptics.com\/cdn\/shop\/files\/minicat-lens-1104_1.webp?v=1731152623\u0026amp;width=600 600w, \/\/williamoptics.com\/cdn\/shop\/files\/minicat-lens-1104_1.webp?v=1731152623\u0026amp;width=800 800w\" width=\"948\" height=\"548\" loading=\"lazy\" sizes=\"(max-width: 699px) 50vw, (max-width: 999px) 38vw, calc((100vw - 3rem * 2) \/ 2)\" class=\"zoom-image group-hover:zoom\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"multi-column__item  snap-center group\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0675\/5752\/3673\/files\/Diagram_UltraCat-131_SD.jpg\" class=\"overflow-hidden\"\u003e\u003cimg src=\"https:\/\/williamoptics.com\/cdn\/shop\/files\/Diagram_UC-131_LT.webp?v=1779330871\u0026amp;width=1621\" alt=\"\" srcset=\"\/\/williamoptics.com\/cdn\/shop\/files\/Diagram_UC-131_LT.webp?v=1779330871\u0026amp;width=300 300w, \/\/williamoptics.com\/cdn\/shop\/files\/Diagram_UC-131_LT.webp?v=1779330871\u0026amp;width=400 400w, \/\/williamoptics.com\/cdn\/shop\/files\/Diagram_UC-131_LT.webp?v=1779330871\u0026amp;width=500 500w, \/\/williamoptics.com\/cdn\/shop\/files\/Diagram_UC-131_LT.webp?v=1779330871\u0026amp;width=600 600w, \/\/williamoptics.com\/cdn\/shop\/files\/Diagram_UC-131_LT.webp?v=1779330871\u0026amp;width=800 800w, \/\/williamoptics.com\/cdn\/shop\/files\/Diagram_UC-131_LT.webp?v=1779330871\u0026amp;width=1000 1000w, \/\/williamoptics.com\/cdn\/shop\/files\/Diagram_UC-131_LT.webp?v=1779330871\u0026amp;width=1200 1200w, \/\/williamoptics.com\/cdn\/shop\/files\/Diagram_UC-131_LT.webp?v=1779330871\u0026amp;width=1400 1400w, \/\/williamoptics.com\/cdn\/shop\/files\/Diagram_UC-131_LT.webp?v=1779330871\u0026amp;width=1600 1600w\" width=\"1621\" height=\"1238\" loading=\"lazy\" sizes=\"(max-width: 699px) 50vw, (max-width: 999px) 38vw, calc((100vw - 3rem * 2) \/ 2)\" class=\"zoom-image group-hover:zoom\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"multi-column__item  snap-center group\"\u003e\n\u003cdiv class=\"prose text-start\"\u003e\n\u003cp class=\"h3\"\u003eNeeds NO Flattener\u003c\/p\u003e\n\u003cdiv class=\"metafield-rich_text_field\"\u003e\n\u003cp\u003eThe Petzval design inherently flattens the field, eliminating the need for an external field flattener.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable border=\"0\" cellspacing=\"0\"\u003e\n\u003ccolgroup width=\"107\"\u003e\u003c\/colgroup\u003e \u003ccolgroup width=\"386\"\u003e\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"46\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eLens Type \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e5-Element Advanced Petzval \u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"17\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eLens Elements \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eSuper ED Glass x2 ED Glass x1 Lanthanum Glass x1 X-Element x1 \u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"17\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eFocal Length\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e648 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"17\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eDiameter \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e131 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"17\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eFocal Ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003ef\/4.9\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"17\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eImage Circle\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e60 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"27\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eFocuser\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eWIFD R\u0026amp;P Focuser Compatible with EAF\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"32\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eFocuser Travel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e0-20 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"38\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eAdapter Included\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eSensor Tilt Xterminator (STX-R) Rotator M68, M54, M48 Camera Adapters\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"32\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eOptional Flattener\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eNo Flattener Required\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"42\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eT-Mount Support\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eCanon EF, RF Nikon F, Z Sony E Pentax K MFT (M4\/3) FUJI X\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"26\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eCamera Format\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eMedium Format Full Frame APS-C M4\/3\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"17\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eDovetail Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eLosmandy\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"32\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eTube Length\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e650 mm - 785.5 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"32\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eOTA Weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e11.3 kg \/ 24.91 lbs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"32\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eTotal Weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e13.97 kg \/ 30.8 lbs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eIn the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMain TubeBahtinov\u003c\/li\u003e\n\u003cli\u003eCapM48, M54, M68\u003c\/li\u003e\n\u003cli\u003eCamera Adapter\u003c\/li\u003e\n\u003cli\u003eLosmandy Plate\u003c\/li\u003e\n\u003cli\u003eMounting Ring \u0026amp; Handle bar\u003c\/li\u003e\n\u003cli\u003eSoft Carry Case\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty \u0026amp; Manual\u003c\/h3\u003e\n\u003cp\u003e\u003ca title=\"Manual\" href=\"https:\/\/support.williamoptics.com\/products\/ultra-cat-131\" target=\"_blank\" rel=\"noopener\"\u003eManual\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/astronomyplus.com\/pages\/william-optics-warranty\" target=\"_blank\" title=\"Warranty\" rel=\"noopener\"\u003eWilliam Optics 2-Year Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"William Optics","offers":[{"title":"Default Title","offer_id":49905938366693,"sku":"WO-T-C-131BR","price":7449.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/UC-131-side-2.webp?v=1782584215","url":"https:\/\/astronomyplus.com\/products\/william-optics-ultra-cat-131-t-c-131br","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}