{"product_id":"ultra-bright-638nm-red-laser-pointer-high-penetration-beam-with-uniform-energy-distribution","title":"638nm Red Laser Module | 1.35W High Power Adjustable Focus Small Divergence Angle for Scientific Research","description":"\u003cdiv data-page-id=\"CTpldJfk7of4g0x9snhc8AUcnNd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Azxrfh9gsdQJqbc1arpcqZKGnCg\"\u003eProfessional 638nm Red Laser | Scientific Research Grade, High Stability \u0026amp; Long-Distance Projection\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-SX5EfT4Q8dZfFTcZXeBco8MNnJ8\"\u003eAre you looking for a high-performance red laser specifically designed for scientific research scenarios? Our 638nm adjustable focus red laser combines advanced optical technology, stable power output, and user-friendly design, perfectly solving the pain point of excessive divergence angle of traditional red lasers, and becoming an ideal tool for various scientific research experiments .\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-DU2NfoQYSd4msOcLYnHcd5nRnyb\"\u003eCore Specifications \u0026amp; Performance\u003c\/h3\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-UfJufoy9Mdjs9Sc9LnmcnQ7tnYc\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWavelength \u0026amp; Power\u003c\/strong\u003e: Typical spectral wavelength 639.4nm, maximum 641nm (within 638nm band), with 3 power gears (Low\/High\/Burst Flash) and a peak flash radiation power of 1.35W, ensuring sufficient and stable light source support for scientific research .\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-Lud0fMIHwdMmfgcfIl1cL4gbnLg\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eBattery \u0026amp; Heat Dissipation\u003c\/strong\u003e: Supports 1*21700 flat-head lithium battery for convenient power supply and replacement; after continuous high-power testing, the heat dissipation performance is stable for more than 3 minutes, avoiding equipment damage caused by overheating during long-term operation .\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-TcLofqHWLdv1hnc0syJceWxKnpc\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOptical Performance\u003c\/strong\u003e: Equipped with AR anti-reflective coating and aspheric optical collimation technology, combined with precision polishing treatment, effectively reducing light reflection and aberration, improving light transmittance, and achieving ultra-small divergence angle .\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-AiWGfDNYjdJ8IgcsMRJcqOU2npe\"\u003eKey Advantages (Solve Pain Points \u0026amp; Highlight Differentiation)\u003c\/h3\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-FzWkfHy1PdnAulc4UwscHjM2nul\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSmall Divergence Angle \u0026amp; Adjustable Focus\u003c\/strong\u003e: The unique optical structure effectively solves the problem of excessive divergence angle of red lasers; the adjustable focus design allows you to freely switch between near and far projection, easily obtaining longer projection distance and more concentrated light spots, which is especially suitable for precision experiments such as optical alignment and spectral analysis .\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-RSuFfsulodyt5scXyB2cUEoBnXg\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eLong Service Life \u0026amp; Stable Output\u003c\/strong\u003e: Adopts high-quality core components and precision manufacturing process, with stable performance and long service life, which can maintain stable light output for a long time, meeting the high requirements of scientific research experiments for light source stability .\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-R3g8fJr51dz13fczGiNcUFW2nud\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDust-Proof \u0026amp; User-Friendly\u003c\/strong\u003e: Equipped with a dust cover to effectively prevent dust from entering the optical components, protect the lens, and extend the service life of the equipment; the simple gear switching and focus adjustment design makes operation more convenient, suitable for long-term use in laboratory environments .\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-RdkgfqYcOdrAWCczQJzco0x6nYe\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eScientific Research Specialization\u003c\/strong\u003e: The product is optimized for scientific research scenarios, with precise wavelength control, stable power output, and excellent optical performance, which can be widely used in spectroscopy, optical experiments, precision measurement and other scientific research fields .\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-JrMYfWGsVd88rkcQJoEcsfd8nHg\"\u003eWhy Choose Our 638nm Red Laser?\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-DUAFftKPydPC7zcW8WgcrJDanJc\"\u003eCompared with ordinary red lasers, our product focuses on the core needs of scientific research: the AR coating aspheric collimation system ensures the purity and concentration of the light beam; the small divergence angle and adjustable focus solve the common pain points of traditional products; the stable heat dissipation and long-life design avoid the trouble of frequent replacement of equipment during experiments . Whether it is university laboratories, scientific research institutions or enterprise R\u0026amp;D departments, this laser can provide reliable and high-quality light source support for your research work.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-SsMqf4Omld6CpZcv6W7cjERVnwh\"\u003eNote: This product is designed for scientific research and industrial use only. Please use it in accordance with relevant safety specifications.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":" LaserOne","offers":[{"title":"1.35-watt divergence angle - small","offer_id":49134202192095,"sku":null,"price":289.0,"currency_code":"USD","in_stock":true},{"title":"1.35-watt divergence angle - large","offer_id":49134202224863,"sku":null,"price":200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0803\/3632\/2783\/files\/3a53216e-SKU_E5_9B_BE2-1.webp?v=1774876575","url":"https:\/\/gearlair.com\/products\/ultra-bright-638nm-red-laser-pointer-high-penetration-beam-with-uniform-energy-distribution","provider":"Gearlair","version":"1.0","type":"link"}