{"product_id":"jpt-lark-355-5a-5ase-air-cooled-uv-laser","title":"JPT Lark-355-5A \u0026 5ASE Air-Cooled UV Laser Source for Precision Marking","description":"\u003c!--\nSEO Meta Title (49 characters): JPT LARK-355-5A \u0026 5ASE Air-Cooled UV Laser Source\nSEO Meta Description (133 characters): Compare JPT LARK-355-5A and new 5ASE air-cooled 355 nm UV lasers with \u003e5 W output, compact design, and precision marking performance.\nSuggested URL: \/products\/jpt-lark-355-5a-5ase-air-cooled-uv-laser\n--\u003e\n\u003cstyle\u003e\n  .sf-pdp-v1 { --sf-ink:#232323; --sf-muted:#676767; --sf-line:#dadada; --sf-paper:#f8f8f8; --sf-panel:#fff; --sf-accent:#ff8c00; color:var(--sf-ink); font-family:inherit; line-height:1.68; }\n  .sf-pdp-v1 * { box-sizing:border-box; }\n  .sf-pdp-v1 section { margin:0; padding:30px 0; border-top:1px solid rgba(218,218,218,.78); }\n  .sf-pdp-v1 section:first-child { border-top:0; padding-top:0; }\n  .sf-pdp-v1 h2 { margin:0 0 16px; font-size:26px; font-weight:500; line-height:1.22; }\n  .sf-pdp-v1 h3 { margin:0 0 14px; font-size:18px; font-weight:500; line-height:1.35; }\n  .sf-pdp-v1 p { margin:0 0 13px; color:var(--sf-muted); }\n  .sf-pdp-v1 .sf-kicker { margin:0 0 10px; color:var(--sf-accent); font-size:12px; font-weight:700; text-transform:uppercase; }\n  .sf-pdp-v1 ul { margin:0; padding-left:18px; }\n  .sf-pdp-v1 li { margin:8px 0; color:var(--sf-muted); }\n  .sf-pdp-v1 .sf-checks { padding-left:0; list-style:none; }\n  .sf-pdp-v1 .sf-checks li { display:grid; grid-template-columns:12px 1fr; gap:12px; }\n  .sf-pdp-v1 .sf-checks li::before { content:\"\"; width:6px; height:6px; margin-top:11px; background:var(--sf-accent); }\n  .sf-pdp-v1 .sf-table-wrap { max-width:100%; overflow-x:auto; border:1px solid var(--sf-line); background:var(--sf-panel); }\n  .sf-pdp-v1 table { width:max-content; min-width:100%; border-collapse:collapse; }\n  .sf-pdp-v1 th,.sf-pdp-v1 td { min-width:150px; max-width:360px; padding:12px 14px; border-right:1px solid var(--sf-line); border-bottom:1px solid var(--sf-line); text-align:left; vertical-align:top; line-height:1.5; }\n  .sf-pdp-v1 th { background:var(--sf-paper); font-size:14px; font-weight:500; }\n  .sf-pdp-v1 th:last-child,.sf-pdp-v1 td:last-child { border-right:0; }\n  .sf-pdp-v1 details { border-top:1px solid var(--sf-line); padding:14px 0; }\n  .sf-pdp-v1 details:last-child { border-bottom:1px solid var(--sf-line); }\n  .sf-pdp-v1 summary { cursor:pointer; font-weight:500; }\n  .sf-pdp-v1 summary::marker { color:var(--sf-accent); }\n\u003c\/style\u003e\n\u003cdiv class=\"sf-pdp-v1\"\u003e\n\u003csection class=\"sf-lede\"\u003e\n\u003cp class=\"sf-kicker\"\u003eProduct overview\u003c\/p\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003ch3\u003eJPT LARK-355-5A \u0026amp; Lark-355-5ASE Air-Cooled UV Laser Sources\u003c\/h3\u003e\n\u003cp\u003eThe JPT LARK-355-5A and Lark-355-5ASE are 5 W-class, air-cooled UV laser sources designed for precision marking and industrial micromachining. Both models operate at 355 nm and deliver more than 5 W of average output power at 50 kHz, with short pulse duration, high beam quality and low thermal impact on sensitive materials.\u003c\/p\u003e\n\u003cp\u003eThe LARK-355-5A is the earlier model, while the Lark-355-5ASE is the newer-generation option. They support the same core marking functions and comparable processing results, but use different internal component configurations. The 5ASE also features a newer, compact air-cooled platform for straightforward OEM and marking-system integration.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eBest For\u003c\/h2\u003e\n\u003cul class=\"sf-checks\"\u003e\n\u003cli\u003eFine marking on plastics, glass, ceramics and electronic components.\u003c\/li\u003e\n\u003cli\u003ePrecision processing of semiconductors and heat-sensitive materials.\u003c\/li\u003e\n\u003cli\u003eHigh-quality drilling, cutting, scribing and micro-pattern processing.\u003c\/li\u003e\n\u003cli\u003eOEM marking systems requiring a compact UV source without a water chiller.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul class=\"sf-checks\"\u003e\n\u003cli\u003e355 nm UV Wavelength: Creates a small focused spot with a limited heat-affected zone.\u003c\/li\u003e\n\u003cli\u003eMore Than 5 W Output: Rated above 5 W at 50 kHz for precision industrial processing.\u003c\/li\u003e\n\u003cli\u003eAir-Cooled Operation: No external water-circulation cooling system is required.\u003c\/li\u003e\n\u003cli\u003eNew and Legacy Options: Select the newer 5ASE platform or the established 5A model.\u003c\/li\u003e\n\u003cli\u003eComparable Processing Capability: Both models are intended for the same core functions and process results, with different internal components.\u003c\/li\u003e\n\u003cli\u003eHigh Beam Quality: M² ≤ 1.2 with greater than 90% beam circularity.\u003c\/li\u003e\n\u003cli\u003eFlexible Integration: 12 V DC input, GUI monitoring, and internal or external control modes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eModel Comparison\u003c\/h2\u003e\n\u003cdiv class=\"sf-table-wrap\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eLARK-355-5A\u003c\/th\u003e\n\u003cth\u003eLark-355-5ASE\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Generation\u003c\/th\u003e\n\u003ctd\u003eEarlier model\u003c\/td\u003e\n\u003ctd\u003eNewer model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCooling Method\u003c\/th\u003e\n\u003ctd\u003eAir-cooled\u003c\/td\u003e\n\u003ctd\u003eAir-cooled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWavelength\u003c\/th\u003e\n\u003ctd\u003e355 nm\u003c\/td\u003e\n\u003ctd\u003e355 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAverage Output Power\u003c\/th\u003e\n\u003ctd\u003e\u0026gt;5 W at 50 kHz\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;5 W at 50 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePulse Duration\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;20 ns at 50 kHz\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;20 ns at 50 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRecommended Frequency Range\u003c\/th\u003e\n\u003ctd\u003e20-150 kHz recommended for operation*\u003c\/td\u003e\n\u003ctd\u003e20-150 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBeam Quality\u003c\/th\u003e\n\u003ctd\u003eM² ≤ 1.2\u003c\/td\u003e\n\u003ctd\u003eM² ≤ 1.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBeam Circularity\u003c\/th\u003e\n\u003ctd\u003e\u0026gt;90%\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBeam Diameter\u003c\/th\u003e\n\u003ctd\u003e0.50 ± 0.15 mm\u003c\/td\u003e\n\u003ctd\u003e0.50 ± 0.15 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAverage Power Stability\u003c\/th\u003e\n\u003ctd\u003eRMS ≤5% over 24 hours\u003c\/td\u003e\n\u003ctd\u003eRMS ≤5% over 24 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePulse-to-Pulse Stability\u003c\/th\u003e\n\u003ctd\u003eRMS ≤3% at 50 kHz\u003c\/td\u003e\n\u003ctd\u003eRMS ≤3%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAverage Power Consumption\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;200 W\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;200 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLaser Dimensions\u003c\/th\u003e\n\u003ctd\u003e307.5 × 144.6 × 121.2 mm\u003c\/td\u003e\n\u003ctd\u003e313.5 × 144.6 × 126.7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Weight\u003c\/th\u003e\n\u003ctd\u003eApprox. 6.5 kg\u003c\/td\u003e\n\u003ctd\u003eApprox. 5.6 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e*The LARK-355-5A technical table lists 20-200 kHz, while its operating guidance recommends 20-150 kHz. Confirm the required frequency with the supplier for your application.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eShared Specifications\u003c\/h2\u003e\n\u003cdiv class=\"sf-table-wrap\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eLaser Type\u003c\/th\u003e\n\u003ctd\u003eAir-cooled UV solid-state laser source\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSpatial Mode\u003c\/th\u003e\n\u003ctd\u003eTEM00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBeam Full Divergence Angle\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;2 mrad before beam expansion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePolarization Ratio\u003c\/th\u003e\n\u003ctd\u003e\u0026gt;100:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePolarization Orientation\u003c\/th\u003e\n\u003ctd\u003eHorizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Environment\u003c\/th\u003e\n\u003ctd\u003e0-40°C; relative humidity \u0026lt;80%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStorage Environment\u003c\/th\u003e\n\u003ctd\u003e-15-50°C; relative humidity \u0026lt;90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Requirement\u003c\/th\u003e\n\u003ctd\u003e12 V DC; supply current \u0026gt;17 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eControl\u003c\/th\u003e\n\u003ctd\u003eGUI-supported internal and external control modes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eChoosing Between 5A and 5ASE\u003c\/h2\u003e\n\u003cul class=\"sf-checks\"\u003e\n\u003cli\u003eChoose Lark-355-5ASE for the newer-generation platform and lower net weight.\u003c\/li\u003e\n\u003cli\u003eChoose LARK-355-5A when an existing machine design or replacement requirement specifies the earlier model.\u003c\/li\u003e\n\u003cli\u003eBoth models are designed for comparable core functions and process results; internal components and physical dimensions differ.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSafety \u0026amp; Integration Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThese are Class 4 laser products and must be integrated and operated by trained personnel in a controlled laser work area.\u003c\/li\u003e\n\u003cli\u003eWear laser safety eyewear suitable for 355-1064 nm and prevent exposure to direct, reflected or scattered radiation.\u003c\/li\u003e\n\u003cli\u003eConfirm the model, power supply, grounding, signal connections and cooling airflow before installation.\u003c\/li\u003e\n\u003cli\u003eDo not disassemble the laser. Maintenance and servicing should be performed by authorized technical personnel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eWhat is the difference between LARK-355-5A and Lark-355-5ASE?\u003c\/summary\u003e\n\u003cp\u003eThe 5A is the earlier model and the 5ASE is the newer model. They are designed for the same core functions and comparable processing results, but their internal component configurations, dimensions and weights differ.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eIs the Lark-355-5ASE air-cooled?\u003c\/summary\u003e\n\u003cp\u003eYes. The Lark-355-5ASE uses integrated air cooling and does not require an external water chiller.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eWhich model should I choose?\u003c\/summary\u003e\n\u003cp\u003eChoose the 5ASE for the newer platform. Choose the 5A when matching an existing installation or replacement specification. Sample testing is recommended before final selection.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"JPT","offers":[{"title":"LARK-355-5A","offer_id":49274579845371,"sku":"SFL-LS-JPT-LARK-355-5A","price":3582.0,"currency_code":"USD","in_stock":true},{"title":"LARK-355-5ASE","offer_id":49274579878139,"sku":"SFL-LS-JPT-LARK-355-5ASE","price":1755.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/8158\/1563\/files\/jpt-lark-355-5a-01-white-background.webp?v=1788750932","url":"https:\/\/alleriastore.com\/products\/jpt-lark-355-5a-5ase-air-cooled-uv-laser","provider":"Sky Fire Laser","version":"1.0","type":"link"}