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Explore now!\"},{\"name\":\"og:title\",\"label\":\"og:title\",\"content\":\"VenusLab VL CF Plan – Brightfield Observation Objective Lens\"},{\"name\":\"og:type\",\"label\":\"og:type\",\"content\":\"website\"},{\"name\":\"og:description\",\"label\":\"og描述\",\"content\":\"CF Plan-corrected objective for high-resolution brightfield imaging—trusted in biological observation, material analysis, industrial inspection.\"},{\"name\":\"og:image\",\"label\":\"og图片\",\"content\":\"https://source.venuslabtech.com/mall-prod/398fb687-f1ca-43f4-ae13-a9475cbbe48a.png\"},{\"name\":\"og:url\",\"label\":\"og url\",\"content\":\"https://www.venuslabtech.com/product_center/vl-cf-plan-brightfield-observation-objective-lens\"},{\"name\":\"twitter:title\",\"label\":\"twitter:title\",\"content\":\"VenusLab VL CF Plan – Brightfield Observation Objective Lens\"},{\"name\":\"twitter:description\",\"label\":\"twitter描述\",\"content\":\"CF Plan-corrected objective for high-resolution brightfield imaging—trusted in biological observation, material analysis, industrial inspection.\"},{\"name\":\"twitter:image\",\"label\":\"twitter图片\",\"content\":\"https://source.venuslabtech.com/mall-prod/398fb687-f1ca-43f4-ae13-a9475cbbe48a.png\"},{\"name\":\"twitter:card\",\"label\":\"twitter:card\",\"content\":\"summary_large_image\"},{\"name\":\"twitter:site\",\"label\":\"twitter:site\",\"content\":\"venuslabtech@gmail.com\"}]",[17,21,24],{"id":18,"parentId":19,"name":20},5,0,"Optics & Fiber",{"id":22,"parentId":18,"name":23},34,"Imaging Optics",{"id":10,"parentId":22,"name":25},"Objectives",[27,33],{"id":28,"categoryId":9,"url":29,"urlAlt":30,"sortNum":31,"markJson":32},83,"https://source.venuslabtech.com/mall-prod/e9baa489-112f-4e52-8658-1f12aaea2ff3.jpg","Front view",1,"",{"id":34,"categoryId":9,"url":35,"urlAlt":36,"sortNum":37,"markJson":32},84,"https://source.venuslabtech.com/mall-prod/c9288285-6218-4963-a5af-9b657238f4e9.jpg","Appearance dimension diagram",2,[39],{"id":40,"categoryId":9,"position":31,"templateType":31,"sortNum":31,"details":41,"title":42},69,"{\"editor\":\"\u003Ch2>\u003Cspan style=\\\"font-size: 22px; font-family: Arial;\\\">\u003Cstrong>Introduction:\u003C/strong>\u003C/span>\u003C/h2>\u003Cul>\u003Cli>\u003Cspan style=\\\"font-size: 19px; font-family: Arial;\\\">Infinite conjugate 45mm, parfocal\u003C/span>\u003C/li>\u003Cli>\u003Cspan style=\\\"font-size: 19px; font-family: Arial;\\\">Suitable for coaxial illumination bright field only\u003C/span>\u003C/li>\u003Cli>\u003Cspan style=\\\"font-size: 19px; font-family: Arial;\\\">Plan achromatic\u003C/span>\u003C/li>\u003Cli>\u003Cspan style=\\\"font-size: 19px; font-family: Arial;\\\">Excellent flatness of full field of view image\u003C/span>\u003C/li>\u003C/ul>\"}","Overview",[44,50,56,61],{"id":45,"parentId":9,"name":11,"smallImage":46,"description":47,"modelNumber":48,"introduction":49},10150,"https://source.venuslabtech.com/mall-prod/94f0e40b-f766-4860-b20a-340c9a98598f.jpg","Optimization of full-field flatness, cross-wavelength consistency","VL CF Plan 5X","\u003Cp style=\"text-align: start;\">\u003Cspan style=\"font-size: 19px; font-family: Arial;\">Infinity correction, bright field achromatism; 5× low magnification with low NA, yet featuring an ultra-long working distance (22.5mm), an extra-large field of view (5mm), and an extremely deep depth of focus (16.27μm), resistant to sample height differences.\u003C/span>\u003C/p>\u003Cp style=\"text-align: start;\">\u003Cspan style=\"font-size: 19px; font-family: Arial;\">\u003Cbr>\u003C/span>\u003C/p>\u003Cp style=\"text-align: start;\">\u003Cspan style=\"font-size: 19px; font-family: Arial;\">Applications:\u003Cbr>Bright field observation of large-sized, thick samples or those requiring a long operating space, such as macro surface scanning of 3D printed parts and global observation of large biological tissue sections, which can quickly cover a large range of samples.\u003C/span>\u003C/p>",{"id":51,"parentId":9,"name":11,"smallImage":52,"description":53,"modelNumber":54,"introduction":55},10151,"https://source.venuslabtech.com/mall-prod/1ceab2c1-466e-4df8-8cb8-c66f6478d643.jpg","Optimization of full field of view flatness, cross-wavelength consistency","VL CF Plan 10X","\u003Cp>\u003Cspan style=\"font-size: 19px; font-family: Arial;\">Infinity correction, bright field achromatism; 10× magnification balanced with NA=0.30, moderate working distance, with a field of view and resolution that take both macro and micrometer-level details into account.\u003Cbr>\u003C/span>\u003C/p>\u003Cp>\u003Cbr>\u003C/p>\u003Cp>\u003Cspan style=\"font-size: 19px; font-family: Arial;\">Applications:\u003Cbr>Routine bright field observation, such as overall observation of cell culture dishes, inspection of small precision parts (micrometer-level scratches / structures).\u003C/span>\u003C/p>",{"id":57,"parentId":9,"name":11,"smallImage":58,"description":47,"modelNumber":59,"introduction":60},10152,"https://source.venuslabtech.com/mall-prod/4a3e8c1d-ef31-4f5e-9e38-27faeb03237d.jpg","VL CF Plan 20X","\u003Cp>\u003Cspan style=\"font-size: 19px; font-family: Arial;\">Infinity correction, bright field achromatism; 20× medium-high magnification + NA=0.46, submicron resolution (0.60μm), working distance of 3.1mm, suitable for conventional samples.\u003Cbr>\u003C/span>\u003C/p>\u003Cp>\u003Cbr>\u003C/p>\u003Cp>\u003Cspan style=\"font-size: 19px; 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font-family: Arial;\">At VenusLab, our Light Sources portfolio is designed to meet the diverse needs of modern research and industry. From multi-channel LED modules to high-stability laser engines, each solution delivers precision, stability, and adaptability for your specific applications. Whether for advanced imaging, optogenetics, or fiber-coupled systems, VenusLab light sources ensure consistent performance to drive your innovation forward.\u003C/span>\u003C/p>",[75],{"id":76,"parentId":37,"name":77,"sortNum":37,"smallImage":78,"smallImageAlt":78,"introduction":79,"elect":19,"childrenFlag":31},10,"Laser","https://source.venuslabtech.com/mall-prod/e90dbc77-1a1b-4c2f-b6ab-2b8aba78233c.png","\u003Cp>\u003Cbr>\u003C/p>",{"id":81,"parentId":19,"name":82,"sortNum":37,"smallImage":83,"smallImageAlt":83,"introduction":84,"children":85,"elect":19,"childrenFlag":31},3,"Detectors","https://source.venuslabtech.com/mall-prod/635fa0d9-5f9f-4575-8fbf-70d07d4a0fcf.png","\u003Cp>\u003Cspan style=\"font-size: 19px; font-family: Arial;\">The VenusLab detector product series is core-positioned around the concept of \"full-wavelength coverage, full-scenario adaptation, and high-precision output\". It builds a complete product matrix spanning from basic optical signal monitoring to single-photon-level ultra-high-precision detection through 6 major segmented categories. Covering the full wavelength range from ultraviolet (185nm) to short-wave infrared (2500nm), with response speeds ranging from 50ns down to 1ns and detection sensitivity spanning from 0.1nW to the single-photon level, this series can meet the differentiated optical signal detection needs across multiple fields such as scientific research, industry, biomedicine, and security. 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It builds a complete product matrix that spans from microscopic imaging to weak light signal visualization through 4 major segmented product categories.\u003C/span>\u003C/p>\u003Cp style=\"line-height: 1.5;\">\u003Cspan style=\"font-size: 19px; font-family: Arial;\">The series can seamlessly interface with its detectors (such as single-photon counting modules and InGaAs detectors) and optical equipment, while boasting the combined characteristics of high resolution (up to 20 million pixels), high frame rate (up to 120fps), and low noise (dark current ≤ 1e-12 A). It meets the integrated needs of \"imaging - analysis - recording\" in fields including scientific research, industry, and biomedicine.\u003C/span>\u003C/p>",[99,103,107,111,116],{"id":100,"parentId":94,"name":101,"sortNum":31,"smallImage":102,"smallImageAlt":102,"introduction":79,"elect":19,"childrenFlag":31},24,"Scientific Cameras","https://source.venuslabtech.com/mall-prod/a53af2a6-2e06-4a58-936b-03479dda5ca0.png",{"id":104,"parentId":94,"name":105,"sortNum":37,"smallImage":106,"smallImageAlt":106,"introduction":79,"elect":19,"childrenFlag":31},25,"CMOS Cameras","https://source.venuslabtech.com/mall-prod/89dbbff2-301e-4dd6-a1a6-3196ea189a86.png",{"id":108,"parentId":94,"name":109,"sortNum":81,"smallImage":110,"smallImageAlt":110,"introduction":79,"elect":19,"childrenFlag":31},26,"CCD Cameras","https://source.venuslabtech.com/mall-prod/4362a829-8e2d-46a7-96c1-4c8ee45a6d15.png",{"id":112,"parentId":94,"name":113,"sortNum":114,"smallImage":115,"smallImageAlt":115,"introduction":79,"elect":19,"childrenFlag":31},32,"HDMI Cameras",9,"https://source.venuslabtech.com/mall-prod/4f44eb5c-8319-48da-b669-f3c4dbbcb13a.png",{"id":117,"parentId":94,"name":118,"sortNum":76,"smallImage":119,"smallImageAlt":119,"introduction":79,"elect":19,"childrenFlag":31},33,"Microscope Cameras","https://source.venuslabtech.com/mall-prod/d8690bc7-4af2-42a6-b02b-1cf084b52eb5.png",{"id":18,"parentId":19,"name":20,"sortNum":94,"smallImage":121,"smallImageAlt":121,"introduction":122,"children":123,"elect":19,"childrenFlag":31},"https://source.venuslabtech.com/mall-prod/af136da6-6853-426d-8a86-5adc2985f50b.png","\u003Cp style=\"line-height: 1.5;\">\u003Cspan style=\"font-size: 19px; font-family: Arial;\">VenusLab's optical and fiber optic component products focus on high-precision optical signal regulation and transmission. 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They provide precision mechanical control capabilities ranging from the micrometer to nanometer scale for the scientific research and industrial fields.\u003C/span>\u003C/p>",[136,140],{"id":137,"parentId":131,"name":138,"sortNum":18,"smallImage":139,"smallImageAlt":139,"introduction":79,"elect":19,"childrenFlag":31},62,"Optical Tables","https://source.venuslabtech.com/mall-prod/1016b0a2-f58c-42c5-8e30-2c2f70e9c4c4.png",{"id":141,"parentId":131,"name":142,"sortNum":131,"smallImage":143,"smallImageAlt":143,"introduction":79,"elect":19,"childrenFlag":31},63,"Temperature Stage","https://source.venuslabtech.com/mall-prod/9710b50f-7653-4488-a541-811f4d9b889c.png",{"id":145,"parentId":19,"name":146,"sortNum":131,"smallImage":147,"smallImageAlt":147,"introduction":148,"children":149,"elect":19,"childrenFlag":31},7,"Optical Test & Metrology","https://source.venuslabtech.com/mall-prod/88a64fab-6c58-416d-8630-cea8401c3ecb.png","\u003Cp style=\"line-height: 1.5;\">\u003Cspan style=\"font-size: 19px; font-family: Arial;\">VenusLab's optical measurement and characterization products are centered on the core of \"Full Parameter Coverage, Extreme Environment Adaptability, and Intelligent Analysis\".They cover four major categories: spectral measurement, power and energy measurement, beam analysis, and infrared temperature measurement and imaging.Together with the company's in-house optomechanical products, these products form a closed-loop solution for \"Precision Regulation - Accurate Measurement\".\u003C/span>\u003C/p>",[150],{"id":40,"parentId":145,"name":151,"sortNum":31,"smallImage":152,"smallImageAlt":152,"introduction":79,"elect":19,"childrenFlag":31},"Spectral Measurement","https://source.venuslabtech.com/mall-prod/db8d8151-da44-436e-834a-28644b643784.png",{"id":154,"parentId":19,"name":155,"sortNum":145,"smallImage":156,"smallImageAlt":156,"introduction":157,"children":158,"elect":19,"childrenFlag":31},8,"Systems & Applications","https://source.venuslabtech.com/mall-prod/151843f8-ac03-4d88-a343-c0fbd70e75d1.png","\u003Cp style=\"line-height: 1.5;\">\u003Cspan style=\"font-size: 19px; font-family: Arial;\">Centered on \"Basic Observation - High-Resolution Analysis\", VenusLab offers brightfield/fluorescence microscopy for routine high-efficiency imaging, and confocal/Raman microscopy focusing on ultra-high resolution and molecular spectroscopy integration. 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