{"title":"ERDI LDR20K1 1064nm Laser Rangefinder \u0026 Designator for UAV and Ground Applications","description":"\u003cp\u003e\u003cspan\u003eThe LDR20K1 is a lightweight 20 mJ, 1064 nm laser target designator\/rangefinder module optimized for airborne and gimbal-mounted electro-optical systems. It combines single and continuous ranging up to 3 km with precise frequency-coded 20 Hz laser designation, ±1 m accuracy and ≥ 98% acquisition rate. A compact 92 × 67 × 53 mm form factor, ≤ 290 g mass, 20–28 V power supply and RS-422 digital interface make it easy to embed into UAV turrets, targeting pods and other advanced platforms, while full environmental hardening, vibration and shock qualification ensure reliable operation in demanding mission profiles.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"erdi-ldr25k1-1064nm-laser-target-designator-with-25mj-output-for-precision-target-marking","title":"ERDI LDR25K1      1064nm Laser Target Designator with 25mJ Output for Precision Target Marking","description":"\u003cp\u003e\u003cspan\u003eThe LDR25K1 is a compact 1064 nm solid-state laser rangefinder and target designator with 25 mJ pulse energy, configurable beam divergence and frequency-coded illumination. It delivers precise ranging beyond 5 km with ±2 m accuracy and ≥ 98% hit rate, plus ≥ 2 km designation range at 20 Hz coding frequency. With RS-422 digital control, a sub-400 g mechanical envelope, 20–28 V supply and full MIL-style environmental hardening, it is ideal for UAV gimbals, vehicle turrets, airborne pods and other high-end electro-optical systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength\u003c\/td\u003e\n\u003ctd\u003e1.064 ± 0.003 μm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePulse Energy\u003c\/td\u003e\n\u003ctd\u003e≥ 25 mJ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Range (Ranging)\u003c\/td\u003e\n\u003ctd\u003e120 m to ≥ 5,200 m (Vehicle-sized target)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Range (Designation)\u003c\/td\u003e\n\u003ctd\u003e≥ 2 km\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRanging Accuracy\u003c\/td\u003e\n\u003ctd\u003e±2 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRanging Frequency\u003c\/td\u003e\n\u003ctd\u003e1 Hz \/ 5 Hz \/ Single-shot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesignation Frequency\u003c\/td\u003e\n\u003ctd\u003e20 Hz (Coded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBeam Divergence\u003c\/td\u003e\n\u003ctd\u003e≤ 0.6 mrad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHit Rate\u003c\/td\u003e\n\u003ctd\u003e≥ 98%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eRS-422 \/ TTL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e20–28 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e≤ 50 W (Avg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e68 mm × 52 mm × 90 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e≤ 380 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eControl Functions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRespond to ranging commands; stop upon stop command;\u003c\/li\u003e\n\u003cli\u003eOutput one set of range data and status per pulse during ranging;\u003c\/li\u003e\n\u003cli\u003eRange gate function for ranging;\u003c\/li\u003e\n\u003cli\u003eAuto‑stop continuous ranging after 5 min (1 Hz) or 1 min (5 Hz) if no stop command is received;\u003c\/li\u003e\n\u003cli\u003eConfigure designation mode and code;\u003c\/li\u003e\n\u003cli\u003eRespond to designation command per configured mode\/code; stop upon stop command;\u003c\/li\u003e\n\u003cli\u003eAuto‑stop after one designation cycle if no stop command is received;\u003c\/li\u003e\n\u003cli\u003eOutput distance and status per pulse during designation;\u003c\/li\u003e\n\u003cli\u003ePower‑on and periodic self‑test with status output;\u003c\/li\u003e\n\u003cli\u003eRespond to self‑test command with status output;\u003c\/li\u003e\n\u003cli\u003eReport cumulative number of emitted laser pulses.\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eOUTLINE DIMENSION\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/img-va.myshopline.com\/image\/store\/1753239465012\/5d7f50c8a774416c805d972ea265d58f.png?w=1248\u0026amp;h=599\"\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan\u003e≤ 68 mm × 52 mm × 90 mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan\u003ePIN INTERFACE\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication interface:\u003c\/strong\u003e one TTL-level serial port.\u003cbr\u003e\u003cstrong\u003eConnector model and interface definition:\u003c\/strong\u003e see Table 1.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSocket:\u003c\/strong\u003e MOLEX 53048-0810\u003cbr\u003e\u003cstrong\u003eMating Plug:\u003c\/strong\u003e MOLEX 51021-0800\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTable 1 — Electrical Interface Definition (TTL)\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"213\"\u003e\n\u003cp\u003e\u003cstrong\u003ePin No.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"695\"\u003e\n\u003cp\u003e\u003cstrong\u003eSignal Name\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"755\"\u003e\n\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"213\"\u003e\n\u003cp\u003e1\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"695\"\u003e\n\u003cp\u003e24V\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"755\"\u003e\n\u003cp\u003ePower supply +\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"213\"\u003e\n\u003cp\u003e2\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"695\"\u003e\n\u003cp\u003e24V\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"755\"\u003e\n\u003cp\u003ePower supply +\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"213\"\u003e\n\u003cp\u003e3\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"695\"\u003e\n\u003cp\u003e24V GND\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"755\"\u003e\n\u003cp\u003ePower return (–)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"213\"\u003e\n\u003cp\u003e4\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"695\"\u003e\n\u003cp\u003e24V GND\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"755\"\u003e\n\u003cp\u003ePower return (–)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"213\"\u003e\n\u003cp\u003e5\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"695\"\u003e\n\u003cp\u003e—\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"755\"\u003e\n\u003cp\u003e—\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"213\"\u003e\n\u003cp\u003e6\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"695\"\u003e\n\u003cp\u003eTTL_RX\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"755\"\u003e\n\u003cp\u003eHost → laser rangefinder\/designator module\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"213\"\u003e\n\u003cp\u003e7\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"695\"\u003e\n\u003cp\u003eTTL_TX\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"755\"\u003e\n\u003cp\u003eLaser rangefinder\/designator module → host\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"213\"\u003e\n\u003cp\u003e8\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"695\"\u003e\n\u003cp\u003eTTL_GND\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"755\"\u003e\n\u003cp\u003eSerial port ground\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Laser Target Designator Solutions","offers":[{"title":"Default Title","offer_id":51386821509398,"sku":null,"price":16000.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/1141\/0710\/files\/LDR40K4.webp?v=1780543753"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/1141\/0710\/collections\/20K1.webp?v=1780474497","url":"https:\/\/erdicc.com\/collections\/erdi-ldr20k1-1064nm-laser-rangefinder-designator-for-uav-and-ground-applications.oembed","provider":"Laser Target Designator Solutions","version":"1.0","type":"link"}