{"product_id":"usb-to-ethernet-adapter-copy","title":"EFA Hand Control","description":"\u003ch3 data-start=\"1053\" data-end=\"1073\"\u003eEFA Hand Control\u003c\/h3\u003e\n\u003cp data-start=\"1075\" data-end=\"1289\"\u003eThe EFA (Electronic Focuser Accessory) Hand Control provides manual focus\/feature control for PlaneWave systems when onsite, letting users adjust focus or accessory status without full software or computer control.\u003c\/p\u003e\n\u003chr data-start=\"1291\" data-end=\"1294\"\u003e\n\u003cp data-start=\"1296\" data-end=\"1574\"\u003e\u003cstrong data-start=\"1296\" data-end=\"1318\"\u003eKey Specifications\u003c\/strong\u003e\u003cbr data-start=\"1318\" data-end=\"1321\"\u003e\u003cstrong data-start=\"1321\" data-end=\"1338\"\u003eControl Type:\u003c\/strong\u003e Handheld controller for focus \/ accessory adjustments\u003cbr data-start=\"1392\" data-end=\"1395\"\u003e\u003cstrong data-start=\"1395\" data-end=\"1413\"\u003eCompatibility:\u003c\/strong\u003e Works with EFA kit \/ focusers \/ compatible accessories\u003cbr data-start=\"1468\" data-end=\"1471\"\u003e\u003cstrong data-start=\"1471\" data-end=\"1484\"\u003eFeatures:\u003c\/strong\u003e Likely includes physical buttons or knobs to adjust focus, temperature, or fan settings\u003c\/p\u003e\n\u003chr data-start=\"1576\" data-end=\"1579\"\u003e\n\u003cp data-start=\"1581\" data-end=\"1843\"\u003e\u003cstrong data-start=\"1581\" data-end=\"1611\"\u003ePerformance \u0026amp; Applications\u003c\/strong\u003e\u003cbr data-start=\"1611\" data-end=\"1614\"\u003e\u003cstrong data-start=\"1614\" data-end=\"1619\"\u003e‑\u003c\/strong\u003e Useful for field adjustments or during daytime alignment\/maintenance\u003cbr data-start=\"1688\" data-end=\"1691\"\u003e\u003cstrong data-start=\"1691\" data-end=\"1696\"\u003e‑\u003c\/strong\u003e Offers on‑site control when software is unavailable or not preferred\u003cbr data-start=\"1765\" data-end=\"1768\"\u003e\u003cstrong data-start=\"1768\" data-end=\"1773\"\u003e‑\u003c\/strong\u003e Simplifies occasional manual tweaks without needing full automation\u003c\/p\u003e","brand":"PlaneWave Instruments","offers":[{"title":"Default Title","offer_id":50714476020000,"sku":"600196","price":350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/2135\/2480\/files\/image_2025-09-18_124306559.png?v=1758224589","url":"https:\/\/firstlightastro.com\/products\/usb-to-ethernet-adapter-copy","provider":"First Light Astro","version":"1.0","type":"link"}