{"product_id":"etf-dt7","title":"Donut for S4 5° (ETF-DT7)","description":"\u003c!-- Sub-type: L-A --\u003e\u003c!-- Source: etf-dt7-donut-for-s4-5.md --\u003e\u003cstyle\u003e.kupo-section-title {  margin: 1.25rem 0 1rem 0;  font-size: 22px !important;  font-weight: 700;  line-height: 1.3;  color: #2C3E50 !important;  letter-spacing: 0;}.product-description h3 {  color: #2C3E50 !important;  font-size: 18px !important;  font-weight: bold;  margin-top: 1.5rem;  margin-bottom: 0.75rem;  line-height: 1.35;  letter-spacing: 0;}.product-description,.product-description p,.product-description li {  color: #222222 !important;}\u003c\/style\u003e\u003ch2 class=\"kupo-section-title\"\u003eProduct Description\u003c\/h2\u003e\u003cdiv class=\"product-description\" data-sku=\"ETF-DT7\" data-color=\"Matt black\"\u003e  \u003ch3\u003eOverview\u003c\/h3\u003e  \u003cp\u003eThe ETF-DT7 is a donut accessory for S4 5° fixtures, made to give lighting crews a specific front-end accessory matched to the fixture rather than a rough substitute. It supports beam control, image projection, glare reduction, or lamp service depending on the host fixture, keeping the accessory choice tied to the optical path and the way the fixture is actually used.\u003c\/p\u003e  \u003ch3\u003eWhy It Matters\u003c\/h3\u003e  \u003cp\u003eA 5° beam is often used for long throws or very specific specials, where any flare around the projected image becomes easy to see. This donut helps keep that narrow beam looking disciplined at distance.\u003c\/p\u003e  \u003ch3\u003eKey Features\u003c\/h3\u003e  \u003cul\u003e    \u003cli\u003e Flat ring aperture reduces lens flare and unwanted scatter around projected patterns.\u003c\/li\u003e    \u003cli\u003eMatt black finish keeps reflections low at the fixture face.\u003c\/li\u003e    \u003cli\u003eHost-specific compatibility helps the donut sit correctly in the accessory path.\u003c\/li\u003e    \u003cli\u003eUseful for sharpening gobos, logos, and pattern projection compared with an unaccessorised fixture.\u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3\u003eHost Fixture\u003c\/h3\u003e  \u003cp\u003eDesigned for S4 5° fixtures. Lens flare \/ pattern sharpening\u003c\/p\u003e  \u003ch3\u003eApplications\u003c\/h3\u003e  \u003cp\u003eA practical accessory for theatre, broadcast, studio, rental-house, education, worship, and venue lighting systems where fixture-specific parts need to fit correctly and survive repeated handling.\u003c\/p\u003e  \u003ch3\u003e Compatibility\u003c\/h3\u003e  \u003cp\u003eDesigned for S4 5° fixtures; match host fixture model and accessory slot before use, especially when matching older fixtures or mixed-brand inventories.\u003c\/p\u003e\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{  \"@context\": \"https:\/\/schema.org\",  \"@type\": \"Product\",  \"name\": \"Donut for S4 5° (ETF-DT7)\",  \"description\": \"The ETF-DT7 is a donut accessory for S4 5° fixtures, made to give lighting crews a specific front-end accessory matched to the fixture rather than a rough substitute. It supports beam control, image projection, glare reduction, or lamp service depending on the host fixture, keeping the accessory choice tied to the optical path and the way the fixture is actually used.\",  \"brand\": {    \"@type\": \"Brand\",    \"name\": \"KUPO\"  },  \"manufacturer\": {    \"@type\": \"Organization\",    \"name\": \"KUPO CO. LTD\"  },  \"category\": \"Lighting Solution \u003e Barndoors \u0026 PAR Accessories\",  \"sku\": \"ETF-DT7\",  \"mpn\": \"ETF-DT7\",  \"color\": \"Matt black\",  \"material\": \"Painted metal\",  \"additionalProperty\": [    {      \"@type\": \"PropertyValue\",      \"name\": \"Product Type\",      \"value\": \"Donut accessory\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Compatible Fixture\",      \"value\": \"S4 5° fixtures\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Accessory Function\",      \"value\": \"Lens flare \/ pattern sharpening\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Material\",      \"value\": \"Painted metal\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Finish\",      \"value\": \"Matt black\"    }  ]}\u003c\/script\u003e\u003cstyle\u003e.kupo-faq-seo-section {  margin-top: 2rem;}.kupo-faq-seo-item {  margin-bottom: 1.25rem;}.kupo-faq-seo-item h3 {  color: #2C3E50 !important;  font-size: 17px !important;  font-weight: 600;  margin-bottom: 0.4rem;  line-height: 1.35;  letter-spacing: 0;}.kupo-faq-seo-item p {  color: #222222 !important;  margin-top: 0;}\u003c\/style\u003e\u003csection class=\"kupo-faq-seo-section\"\u003e  \u003ch2 class=\"kupo-section-title\"\u003e Frequently Asked Questions\u003c\/h2\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eIs this the same thing as a top hat?\u003c\/h3\u003e    \u003cp\u003eNo. A top hat is a cylindrical snoot for glare control, while a donut is a flat aperture used mainly to sharpen pattern projection.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eWill it make every gobo perfectly sharp?\u003c\/h3\u003e    \u003cp\u003eIt helps reduce scatter and flare, but final sharpness still depends on the lens tube, focus, gobo quality, and throw distance.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003e Can I use it on a different fixture?\u003c\/h3\u003e    \u003cp\u003eUse it only where the host compatibility matches, because the aperture and accessory fit are fixture-specific.\u003c\/p\u003e  \u003c\/div\u003e\u003c\/section\u003e\u003cscript type=\"application\/ld+json\"\u003e{  \"@context\": \"https:\/\/schema.org\",  \"@type\": \"FAQPage\",  \"mainEntity\": [    {      \"@type\": \"Question\",      \"name\": \"Is this the same thing as a top hat?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"No. A top hat is a cylindrical snoot for glare control, while a donut is a flat aperture used mainly to sharpen pattern projection.\"      }    },    {      \"@type\": \"Question\",      \"name\": \"Will it make every gobo perfectly sharp?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"It helps reduce scatter and flare, but final sharpness still depends on the lens tube, focus, gobo quality, and throw distance.\"      }    },    {      \"@type\": \"Question\",      \"name\": \"Can I use it on a different fixture?\",      \"acceptedAnswer\": {        \"@type\": \"Answer\",        \"text\": \"Use it only where the host compatibility matches, because the aperture and accessory fit are fixture-specific.\"      }    }  ]}\u003c\/script\u003e","brand":"KUPO Stage","offers":[{"title":"Beam Control Accessory \/ Donut","offer_id":53907501515051,"sku":"ETF-DT7","price":0.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/6887\/6843\/files\/ETF-DT7_b.jpg?v=1782110997","url":"https:\/\/kupostage.com\/products\/etf-dt7","provider":"KUPO Stage","version":"1.0","type":"link"}