{"product_id":"planewave-cdk350-telescope-system-copy","title":"PlaneWave DRL350 Telescope System","description":"\u003cp data-start=\"190\" data-end=\"233\"\u003e\u003cstrong data-start=\"190\" data-end=\"233\"\u003ePlaneWave DeltaRho 350 Telescope System\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"235\" data-end=\"576\"\u003eThe DeltaRho 350 Telescope System from PlaneWave Instruments is crafted for astronomers and astrophotographers who demand cutting‑edge speed and versatility. Combining a fast f\/3 optical tube with the precision of a direct‑drive mount, the DRL350 excels in wide‑field imaging, space situational awareness (SSA\/SDA), and deep‑sky observation.\u003c\/p\u003e\n\u003cp data-start=\"578\" data-end=\"871\"\u003eBuilt with lightweight and durable materials, it maintains high image quality even under variable environmental conditions. Integrated features such as advanced coatings, dew control, and collimation tools make this a premium observatory instrument ready for demanding scientific applications.\u003c\/p\u003e\n\u003chr data-start=\"873\" data-end=\"876\"\u003e\n\u003cp data-start=\"878\" data-end=\"900\"\u003e\u003cstrong data-start=\"878\" data-end=\"900\"\u003eKey Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"902\" data-end=\"1299\"\u003e\u003cstrong data-start=\"902\" data-end=\"915\"\u003eAperture:\u003c\/strong\u003e 350 mm\u003cbr data-start=\"922\" data-end=\"925\"\u003e\u003cstrong data-start=\"925\" data-end=\"942\"\u003eFocal Length:\u003c\/strong\u003e 1050 mm (41.34 in)\u003cbr data-start=\"961\" data-end=\"964\"\u003e\u003cstrong data-start=\"964\" data-end=\"980\"\u003eFocal Ratio:\u003c\/strong\u003e f\/3\u003cbr data-start=\"984\" data-end=\"987\"\u003e\u003cstrong data-start=\"987\" data-end=\"1011\"\u003eCentral Obstruction:\u003c\/strong\u003e 56% by diameter\u003cbr data-start=\"1027\" data-end=\"1030\"\u003e\u003cstrong data-start=\"1030\" data-end=\"1067\"\u003eBack Focus from Mounting Surface:\u003c\/strong\u003e 5.6 in (142.24 mm) — this includes refraction from filters\u003cbr data-start=\"1126\" data-end=\"1129\"\u003e\u003cstrong data-start=\"1129\" data-end=\"1146\"\u003eMount System:\u003c\/strong\u003e L‑350 direct drive mount\u003cbr data-start=\"1171\" data-end=\"1174\"\u003e\u003cstrong data-start=\"1174\" data-end=\"1206\"\u003eMount Maximum Load Capacity:\u003c\/strong\u003e 100 lbs (45 kg)\u003cbr data-start=\"1222\" data-end=\"1225\"\u003e\u003cstrong data-start=\"1225\" data-end=\"1242\"\u003eMount Weight:\u003c\/strong\u003e 110 lbs (50 kg)\u003cbr data-start=\"1258\" data-end=\"1261\"\u003e\u003cstrong data-start=\"1261\" data-end=\"1282\"\u003eClear OTA Weight:\u003c\/strong\u003e 46 lbs (21 kg)\u003c\/p\u003e\n\u003cp data-start=\"1301\" data-end=\"1500\"\u003e\u003cstrong data-start=\"1301\" data-end=\"1331\"\u003eMotion Control \u0026amp; Encoders:\u003c\/strong\u003e Azimuth \u0026amp; Altitude direct‑drive 3‑phase axial‑flux torque motors; 152 mm stainless steel encoder ring; 18,880,000 counts per revolution (≈0.069 arcseconds resolution)\u003c\/p\u003e\n\u003cp data-start=\"1502\" data-end=\"1666\"\u003e\u003cstrong data-start=\"1502\" data-end=\"1535\"\u003ePointing \u0026amp; Tracking Accuracy:\u003c\/strong\u003e \u0026lt;10 arcsecond RMS with PointXP model; 2 arcseconds at sidereal velocity; tracking accuracy 0.3 arcseconds over a 5‑minute period\u003c\/p\u003e\n\u003cp data-start=\"1668\" data-end=\"1716\"\u003e\u003cstrong data-start=\"1668\" data-end=\"1697\"\u003eSystem Natural Frequency:\u003c\/strong\u003e 10 Hz or greater\u003c\/p\u003e\n\u003cp data-start=\"1718\" data-end=\"1784\"\u003e\u003cstrong data-start=\"1718\" data-end=\"1736\"\u003eDrive \u0026amp; Speed:\u003c\/strong\u003e Slew rate 20°\/s standard; up to 50°\/s maximum\u003c\/p\u003e\n\u003chr data-start=\"1786\" data-end=\"1789\"\u003e\n\u003cp data-start=\"1791\" data-end=\"1821\"\u003e\u003cstrong data-start=\"1791\" data-end=\"1821\"\u003ePerformance \u0026amp; Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1823\" data-end=\"2012\"\u003e\u003cstrong data-start=\"1823\" data-end=\"1858\"\u003e- Wide‑Field Imaging Excellence\u003c\/strong\u003e\u003cbr data-start=\"1858\" data-end=\"1861\"\u003eFast f\/3 optics deliver very short exposure times and large fields of view, ideal for survey work and capturing large nebulae or transient phenomena.\u003c\/p\u003e\n\u003cp data-start=\"2014\" data-end=\"2227\"\u003e\u003cstrong data-start=\"2014\" data-end=\"2056\"\u003e- Scientific \u0026amp; Operational Versatility\u003c\/strong\u003e\u003cbr data-start=\"2056\" data-end=\"2059\"\u003eSuits both research institutions and SSA\/SDA operations due to this system’s large image circle, fast optics, and ability to use custom coatings for specialized work.\u003c\/p\u003e\n\u003cp data-start=\"2229\" data-end=\"2463\"\u003e\u003cstrong data-start=\"2229\" data-end=\"2268\"\u003e- Stability and Thermal Reliability\u003c\/strong\u003e\u003cbr data-start=\"2268\" data-end=\"2271\"\u003eCarbon fiber tube and robust mechanical structure reduce thermal expansion and maintain image quality through changing temperatures. Integrated dew control helps prevent condensation issues.\u003c\/p\u003e\n\u003cp data-start=\"2465\" data-end=\"2676\"\u003e\u003cstrong data-start=\"2465\" data-end=\"2495\"\u003e- Precise Motion \u0026amp; Control\u003c\/strong\u003e\u003cbr data-start=\"2495\" data-end=\"2498\"\u003eHigh‑count encoders and direct drive design yield very fine resolution in pointing and tracking. Controlled via PlaneWave Interface 4 software including PointXP mount modeling.\u003c\/p\u003e\n\u003cp data-start=\"2678\" data-end=\"2891\"\u003e\u003cstrong data-start=\"2678\" data-end=\"2729\"\u003e- Adaptability for Accessories \u0026amp; Heavy Payloads\u003c\/strong\u003e\u003cbr data-start=\"2729\" data-end=\"2732\"\u003eCapable of handling up to 100 lbs, making the DRL350 suitable for demanding imaging setups, filter wheels, large sensors, and dual‑instrument configurations.\u003c\/p\u003e","brand":"PlaneWave Instruments","offers":[{"title":"Default Title","offer_id":50710046441760,"sku":"140131Q","price":36500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/2135\/2480\/files\/image_2025-09-17_100944857.png?v=1758128987","url":"https:\/\/firstlightastro.com\/products\/planewave-cdk350-telescope-system-copy","provider":"First Light Astro","version":"1.0","type":"link"}