{"product_id":"sesto-senso-3ls","title":"SESTO SENSO 3 LS robotic focusing motor for telephoto lenses","description":"\u003ch2 data-section-id=\"ts8xbr\" data-start=\"0\" data-end=\"63\" style=\"text-align: center;\"\u003eSESTO SENSO 3 LS\u003c\/h2\u003e\n\u003ch2 data-section-id=\"ts8xbr\" data-start=\"0\" data-end=\"63\" style=\"text-align: center;\"\u003eRobotic Focusing Motor for Telephoto Lenses\u003c\/h2\u003e\n\u003cp data-start=\"65\" data-end=\"666\"\u003eSESTO SENSO 3 LS is PrimaLuceLab’s “finally, someone made this properly” solution for \u003cstrong data-start=\"151\" data-end=\"206\"\u003emotorized focusing of telephoto photographic lenses\u003c\/strong\u003e (Canon, Nikon, and others). Instead of relying on wobbly belt add-ons, it introduces the \u003cstrong data-start=\"296\" data-end=\"321\"\u003eLens Gear Clamp (LGC)\u003c\/strong\u003e: a \u003cstrong data-start=\"325\" data-end=\"364\"\u003ebacklash-free, gear-driven coupling\u003c\/strong\u003e that engages the lens focus ring directly for precise, repeatable focusing. And because it includes an \u003cstrong data-start=\"468\" data-end=\"499\"\u003eintegrated position encoder\u003c\/strong\u003e, you can still tweak focus manually without losing position—plus you can enable \u003cstrong data-start=\"580\" data-end=\"611\"\u003eAutomatic Position Recovery\u003c\/strong\u003e to pull focus back where it belongs if it gets bumped.\u003c\/p\u003e\n\u003cp data-start=\"668\" data-end=\"1000\"\u003eAdd \u003cstrong data-start=\"672\" data-end=\"688\"\u003eUSB-C + WiFi\u003c\/strong\u003e, \u003cstrong data-start=\"690\" data-end=\"709\"\u003e2 million steps\u003c\/strong\u003e of resolution, compatibility with \u003cstrong data-start=\"744\" data-end=\"752\"\u003ePLAY\u003c\/strong\u003e and \u003cstrong data-start=\"757\" data-end=\"766\"\u003eASCOM\u003c\/strong\u003e, and full integration features like \u003cstrong data-start=\"803\" data-end=\"816\"\u003eARCO port\u003c\/strong\u003e, \u003cstrong data-start=\"818\" data-end=\"831\"\u003eDARK mode\u003c\/strong\u003e, and \u003cstrong data-start=\"837\" data-end=\"857\"\u003eEAGLE GHOST mode\u003c\/strong\u003e, and you’ve got a lens-focused astro workflow that looks and behaves like a real imaging system—not a pile of accessories trying to cooperate.\u003c\/p\u003e\n\u003cul data-start=\"1002\" data-end=\"2810\"\u003e\n\u003cli data-section-id=\"158sbwo\" data-start=\"1002\" data-end=\"1119\"\u003eBuilt specifically for \u003cstrong data-start=\"1027\" data-end=\"1060\"\u003etelephoto photographic lenses\u003c\/strong\u003e (Canon, Nikon, and other lenses with manual focus rings)\u003c\/li\u003e\n\u003cli data-section-id=\"euoqi2\" data-start=\"1120\" data-end=\"1385\"\u003e\n\u003cstrong data-start=\"1122\" data-end=\"1147\"\u003eLens Gear Clamp (LGC)\u003c\/strong\u003e provides \u003cstrong data-start=\"1157\" data-end=\"1187\"\u003ebacklash-free, gear-driven\u003c\/strong\u003e focusing\n\u003cul data-start=\"1201\" data-end=\"1385\"\u003e\n\u003cli data-section-id=\"18d3w88\" data-start=\"1201\" data-end=\"1316\"\u003eDirectly drives the lens focus ring without external belts (optional belt available for very stiff focus rings)\u003c\/li\u003e\n\u003cli data-section-id=\"www0z3\" data-start=\"1319\" data-end=\"1385\"\u003eUses an integrated rubber gear for high grip and smooth motion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1jpdsnc\" data-start=\"1386\" data-end=\"1614\"\u003e\n\u003cstrong data-start=\"1388\" data-end=\"1419\"\u003eIntegrated position encoder\u003c\/strong\u003e keeps motor position even if you manually rotate the lens focus ring\n\u003cul data-start=\"1493\" data-end=\"1614\"\u003e\n\u003cli data-section-id=\"eaxt32\" data-start=\"1493\" data-end=\"1614\"\u003eOptional \u003cstrong data-start=\"1504\" data-end=\"1535\"\u003eAutomatic Position Recovery\u003c\/strong\u003e (0–20s delay) returns the lens to the prior focus position if focus is moved\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"su1etj\" data-start=\"1615\" data-end=\"1712\"\u003e\n\u003cstrong data-start=\"1617\" data-end=\"1659\"\u003eHigh-resolution motor: 2,000,000 steps\u003c\/strong\u003e for fine control and repeatable autofocus routines\u003c\/li\u003e\n\u003cli data-section-id=\"1ihlpn\" data-start=\"1713\" data-end=\"1772\"\u003e\n\u003cstrong data-start=\"1715\" data-end=\"1724\"\u003eUSB-C\u003c\/strong\u003e for reliable control from Windows PC or EAGLE\u003c\/li\u003e\n\u003cli data-section-id=\"1qhmes5\" data-start=\"1773\" data-end=\"1887\"\u003e\n\u003cstrong data-start=\"1775\" data-end=\"1792\"\u003eBuilt-in WiFi\u003c\/strong\u003e + included \u003cstrong data-start=\"1804\" data-end=\"1823\"\u003eVirtual HandPad\u003c\/strong\u003e for phone\/tablet control (no physical hand controller needed)\u003c\/li\u003e\n\u003cli data-section-id=\"1ehx6vb\" data-start=\"1888\" data-end=\"1948\"\u003e\n\u003cstrong data-start=\"1890\" data-end=\"1918\"\u003ePLAY software compatible\u003c\/strong\u003e (focus control + autofocus)\u003c\/li\u003e\n\u003cli data-section-id=\"1de1ldj\" data-start=\"1949\" data-end=\"2015\"\u003e\n\u003cstrong data-start=\"1951\" data-end=\"1976\"\u003eASCOM driver included\u003c\/strong\u003e for third-party software integration\u003c\/li\u003e\n\u003cli data-section-id=\"164nn6c\" data-start=\"2016\" data-end=\"2103\"\u003e\n\u003cstrong data-start=\"2018\" data-end=\"2039\"\u003eARCO rotator port\u003c\/strong\u003e for direct ARCO connection (power + data via one short cable)\u003c\/li\u003e\n\u003cli data-section-id=\"ck16xy\" data-start=\"2104\" data-end=\"2195\"\u003e\n\u003cstrong data-start=\"2106\" data-end=\"2119\"\u003eDARK mode\u003c\/strong\u003e with dimmable LEDs (or fully off to eliminate stray light during imaging)\u003c\/li\u003e\n\u003cli data-section-id=\"1irkrt6\" data-start=\"2196\" data-end=\"2294\"\u003e\n\u003cstrong data-start=\"2198\" data-end=\"2212\"\u003eGHOST mode\u003c\/strong\u003e support with EAGLE to remove the USB cable (cleaner wiring + backup comms path)\u003c\/li\u003e\n\u003cli data-section-id=\"1nut0sv\" data-start=\"2295\" data-end=\"2408\"\u003e\n\u003cstrong data-start=\"2297\" data-end=\"2324\"\u003eTemperature sensor port\u003c\/strong\u003e for optional probe and temperature-compensated focus (software support dependent)\u003c\/li\u003e\n\u003cli data-section-id=\"2bdtnr\" data-start=\"2409\" data-end=\"2570\"\u003e\n\u003cstrong data-start=\"2411\" data-end=\"2456\"\u003eArca-Swiss style mount built into the LGC\u003c\/strong\u003e\n\u003cul data-start=\"2461\" data-end=\"2570\"\u003e\n\u003cli data-section-id=\"1h8pppc\" data-start=\"2461\" data-end=\"2570\"\u003eMakes it easy to attach to \u003cstrong data-start=\"2490\" data-end=\"2524\"\u003ePLUS Vixen-style dovetail bars\u003c\/strong\u003e and mount on any Vixen clamp-equipped mount\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"149tp3o\" data-start=\"2571\" data-end=\"2743\"\u003eIncludes \u003cstrong data-start=\"2582\" data-end=\"2618\"\u003etwo interchangeable rubber gears\u003c\/strong\u003e for different focus ring widths\n\u003cul data-start=\"2655\" data-end=\"2743\"\u003e\n\u003cli data-section-id=\"quj3iq\" data-start=\"2655\" data-end=\"2698\"\u003eOne for focus rings up to \u003cstrong data-start=\"2683\" data-end=\"2691\"\u003e18mm\u003c\/strong\u003e wide\u003c\/li\u003e\n\u003cli data-section-id=\"a5v9gi\" data-start=\"2701\" data-end=\"2743\"\u003eOne for focus rings \u003cstrong data-start=\"2723\" data-end=\"2736\"\u003eover 18mm\u003c\/strong\u003e wide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"4ihp9o\" data-start=\"2744\" data-end=\"2810\"\u003e\n\u003cstrong data-start=\"2746\" data-end=\"2763\"\u003eMade in Italy\u003c\/strong\u003e (developed and manufactured by PrimaLuceLab)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2812\" data-end=\"2861\"\u003e\u003cstrong data-start=\"2812\" data-end=\"2861\"\u003eLens compatibility examples (not limited to):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2862\" data-end=\"3053\"\u003e\n\u003cli data-section-id=\"171oa6s\" data-start=\"2862\" data-end=\"2898\"\u003eNikkor Z \u003cstrong data-start=\"2873\" data-end=\"2896\"\u003e70–200mm f\/2.8 VR S\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"rrxqwh\" data-start=\"2899\" data-end=\"2940\"\u003eNikkor Z \u003cstrong data-start=\"2910\" data-end=\"2938\"\u003e100–400mm f\/4.5–5.6 VR S\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"16c8ujk\" data-start=\"2941\" data-end=\"2972\"\u003eNikkor Z \u003cstrong data-start=\"2952\" data-end=\"2970\"\u003e24–120mm f\/4 S\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ro6mfo\" data-start=\"2973\" data-end=\"3003\"\u003eNikkor Z \u003cstrong data-start=\"2984\" data-end=\"3001\"\u003e24–70mm f\/4 S\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"67j6vx\" data-start=\"3004\" data-end=\"3053\"\u003eOther telephoto lenses with a manual focus ring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-section-id=\"1spgaq0\" data-start=\"3055\" data-end=\"3071\"\u003eSpecifications\u003c\/h1\u003e\n\u003cul data-start=\"3072\" data-end=\"4279\"\u003e\n\u003cli data-section-id=\"1nc3vxr\" data-start=\"3072\" data-end=\"3150\"\u003e\n\u003cstrong data-start=\"3074\" data-end=\"3091\"\u003eProduct type:\u003c\/strong\u003e Robotic focusing motor for telephoto photographic lenses\u003c\/li\u003e\n\u003cli data-section-id=\"14b284i\" data-start=\"3151\" data-end=\"3271\"\u003e\n\u003cstrong data-start=\"3153\" data-end=\"3173\"\u003eCoupling system:\u003c\/strong\u003e \u003cstrong data-start=\"3174\" data-end=\"3199\"\u003eLens Gear Clamp (LGC)\u003c\/strong\u003e, backlash-free gear-driven engagement (belt optional for stiff rings)\u003c\/li\u003e\n\u003cli data-section-id=\"qs8luc\" data-start=\"3272\" data-end=\"3369\"\u003e\n\u003cstrong data-start=\"3274\" data-end=\"3296\"\u003ePosition tracking:\u003c\/strong\u003e Integrated encoder (manual movement supported without losing position)\u003c\/li\u003e\n\u003cli data-section-id=\"xwcr2v\" data-start=\"3370\" data-end=\"3450\"\u003e\n\u003cstrong data-start=\"3372\" data-end=\"3404\"\u003eAutomatic Position Recovery:\u003c\/strong\u003e Optional, delay adjustable \u003cstrong data-start=\"3432\" data-end=\"3448\"\u003e0–20 seconds\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ys5yhm\" data-start=\"3451\" data-end=\"3502\"\u003e\n\u003cstrong data-start=\"3453\" data-end=\"3474\"\u003eMotor resolution:\u003c\/strong\u003e Up to \u003cstrong data-start=\"3481\" data-end=\"3500\"\u003e2,000,000 steps\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"s0vj5g\" data-start=\"3503\" data-end=\"3614\"\u003e\n\u003cstrong data-start=\"3505\" data-end=\"3522\"\u003eConnectivity:\u003c\/strong\u003e\n\u003cul data-start=\"3527\" data-end=\"3614\"\u003e\n\u003cli data-section-id=\"1lp1u2a\" data-start=\"3527\" data-end=\"3559\"\u003e\n\u003cstrong data-start=\"3529\" data-end=\"3538\"\u003eUSB-C\u003c\/strong\u003e (PC\/EAGLE control)\u003c\/li\u003e\n\u003cli data-section-id=\"15djd4h\" data-start=\"3562\" data-end=\"3614\"\u003e\n\u003cstrong data-start=\"3564\" data-end=\"3572\"\u003eWiFi\u003c\/strong\u003e (Virtual HandPad via smartphone\/tablet)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"h7v7be\" data-start=\"3615\" data-end=\"3728\"\u003e\n\u003cstrong data-start=\"3617\" data-end=\"3640\"\u003eSoftware \/ Drivers:\u003c\/strong\u003e\n\u003cul data-start=\"3645\" data-end=\"3728\"\u003e\n\u003cli data-section-id=\"3126x4\" data-start=\"3645\" data-end=\"3696\"\u003e\n\u003cstrong data-start=\"3647\" data-end=\"3655\"\u003ePLAY\u003c\/strong\u003e compatible (focus control + autofocus)\u003c\/li\u003e\n\u003cli data-section-id=\"1ux6unx\" data-start=\"3699\" data-end=\"3728\"\u003e\n\u003cstrong data-start=\"3701\" data-end=\"3717\"\u003eASCOM driver\u003c\/strong\u003e included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"q8fdua\" data-start=\"3729\" data-end=\"3802\"\u003e\n\u003cstrong data-start=\"3731\" data-end=\"3748\"\u003eARCO support:\u003c\/strong\u003e Dedicated ARCO port (single cable for power + data)\u003c\/li\u003e\n\u003cli data-section-id=\"10dama9\" data-start=\"3803\" data-end=\"3948\"\u003e\n\u003cstrong data-start=\"3805\" data-end=\"3815\"\u003eModes:\u003c\/strong\u003e\n\u003cul data-start=\"3820\" data-end=\"3948\"\u003e\n\u003cli data-section-id=\"5589zh\" data-start=\"3820\" data-end=\"3871\"\u003e\n\u003cstrong data-start=\"3822\" data-end=\"3835\"\u003eDARK mode\u003c\/strong\u003e (dimmable LEDs, can be fully off)\u003c\/li\u003e\n\u003cli data-section-id=\"bo63we\" data-start=\"3874\" data-end=\"3948\"\u003e\n\u003cstrong data-start=\"3876\" data-end=\"3890\"\u003eGHOST mode\u003c\/strong\u003e with EAGLE (operate without USB cable \/ backup channel)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"i6c1vw\" data-start=\"3949\" data-end=\"4012\"\u003e\n\u003cstrong data-start=\"3951\" data-end=\"3967\"\u003ePower input:\u003c\/strong\u003e \u003cstrong data-start=\"3968\" data-end=\"3978\"\u003e12V DC\u003c\/strong\u003e, \u003cstrong data-start=\"3980\" data-end=\"3993\"\u003e5.5\/2.5mm\u003c\/strong\u003e, center-positive\u003c\/li\u003e\n\u003cli data-section-id=\"zq0xa3\" data-start=\"4013\" data-end=\"4074\"\u003e\n\u003cstrong data-start=\"4015\" data-end=\"4031\"\u003eSensor port:\u003c\/strong\u003e Temperature sensor port (optional probe)\u003c\/li\u003e\n\u003cli data-section-id=\"zmcnzq\" data-start=\"4075\" data-end=\"4183\"\u003e\n\u003cstrong data-start=\"4077\" data-end=\"4100\"\u003eMounting interface:\u003c\/strong\u003e \u003cstrong data-start=\"4101\" data-end=\"4127\"\u003eArca-Swiss style mount\u003c\/strong\u003e (LGC), compatible with PLUS Vixen-style dovetail bars\u003c\/li\u003e\n\u003cli data-section-id=\"avb7ol\" data-start=\"4184\" data-end=\"4218\"\u003e\n\u003cstrong data-start=\"4186\" data-end=\"4197\"\u003eWeight:\u003c\/strong\u003e \u003cstrong data-start=\"4198\" data-end=\"4216\"\u003e515 g (1.1 lb)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17lr8c6\" data-start=\"4219\" data-end=\"4279\"\u003e\n\u003cstrong data-start=\"4221\" data-end=\"4239\"\u003eManufacturing:\u003c\/strong\u003e Developed and manufactured in \u003cstrong data-start=\"4270\" data-end=\"4279\"\u003eItaly\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-section-id=\"1hj4hv6\" data-start=\"4281\" data-end=\"4301\"\u003eWhat’s in the box?\u003c\/h1\u003e\n\u003cul data-start=\"4302\" data-end=\"4571\"\u003e\n\u003cli data-section-id=\"6b01js\" data-start=\"4302\" data-end=\"4327\"\u003eSESTO SENSO 3 LS unit\u003c\/li\u003e\n\u003cli data-section-id=\"soizk9\" data-start=\"4328\" data-end=\"4392\"\u003eLens Gear Clamp (LGC) with integrated Arca-Swiss style mount\u003c\/li\u003e\n\u003cli data-section-id=\"pmevn2\" data-start=\"4393\" data-end=\"4473\"\u003e\n\u003cstrong data-start=\"4395\" data-end=\"4431\"\u003eTwo interchangeable rubber gears\u003c\/strong\u003e (≤18mm ring width and \u0026gt;18mm ring width)\u003c\/li\u003e\n\u003cli data-section-id=\"324z4o\" data-start=\"4474\" data-end=\"4498\"\u003eUSB-C to USB-A cable\u003c\/li\u003e\n\u003cli data-section-id=\"pt52py\" data-start=\"4499\" data-end=\"4542\"\u003e12V DC cigarette-style plug power cable\u003c\/li\u003e\n\u003cli data-section-id=\"qxc0y3\" data-start=\"4543\" data-end=\"4571\"\u003eQuick installation guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-section-id=\"lm8ipl\" data-start=\"4573\" data-end=\"4592\"\u003eSoftware and Docs\u003c\/h1\u003e\n\u003cul data-start=\"4593\" data-end=\"4768\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"12i7vqq\" data-start=\"4593\" data-end=\"4676\"\u003e\n\u003cstrong data-start=\"4595\" data-end=\"4603\"\u003ePLAY\u003c\/strong\u003e software compatibility (focus control, autofocus, presets, monitoring)\u003c\/li\u003e\n\u003cli data-section-id=\"yj9ek6\" data-start=\"4677\" data-end=\"4730\"\u003e\n\u003cstrong data-start=\"4679\" data-end=\"4695\"\u003eASCOM driver\u003c\/strong\u003e for third-party software control\u003c\/li\u003e\n\u003cli data-section-id=\"12eb4rz\" data-start=\"4731\" data-end=\"4768\" data-is-last-node=\"\"\u003eFirmware updates supported via PLAY\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PrimaLuce Lab","offers":[{"title":"Default Title","offer_id":51861166981440,"sku":"SESTOSENSO3LS","price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/9904\/6464\/files\/sesto-senso-3-ls-robotic-focusing-motor-for-telephoto-lenses.jpg?v=1776702518","url":"https:\/\/astroworldtelescopes.com\/products\/sesto-senso-3ls","provider":"Astroworld Telescopes","version":"1.0","type":"link"}