{"product_id":"vis-721-visible-spectrophotometer-350-1020nm-digital-optical-laboratory-analysis-instrument","title":"VIS-721 Visible Spectrophotometer 350-1020nm 6nm 220V Lab Analyzer","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe VIS-721 is a visible spectrophotometer for general laboratory visible-spectrum analysis and quantitative measurement work. It uses microprogramming technology and supports T, A and C work modes.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel: VIS-721.\u003c\/li\u003e\n\u003cli\u003eWavelength range: 350-1020nm.\u003c\/li\u003e\n\u003cli\u003eSpectral bandwidth: 6nm.\u003c\/li\u003e\n\u003cli\u003eWavelength accuracy: +\/-2nm.\u003c\/li\u003e\n\u003cli\u003eWavelength repeatability: \u0026lt;=1nm.\u003c\/li\u003e\n\u003cli\u003eOptical system: achromatic Czerny-Turner with 1200L\/mm grating.\u003c\/li\u003e\n\u003cli\u003ePhotometric accuracy: 0.5%T.\u003c\/li\u003e\n\u003cli\u003eWork modes: T, A and C.\u003c\/li\u003e\n\u003cli\u003eAutomatic zero adjustment.\u003c\/li\u003e\n\u003cli\u003eLight source: tungsten lamp.\u003c\/li\u003e\n\u003cli\u003ePower supply: 220V.\u003c\/li\u003e\n\u003cli\u003eRS232 output port is optional and not included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eVIS-721\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eVisible Spectrophotometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength Range\u003c\/td\u003e\n\u003ctd\u003e350-1020nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength Accuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-2nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpectral Bandwidth\u003c\/td\u003e\n\u003ctd\u003e6nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength Repeatability\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;=1nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStray Light\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;=0.1%T at 360nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhotometric Accuracy\u003c\/td\u003e\n\u003ctd\u003e0.5%T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhotometric Repeatability\u003c\/td\u003e\n\u003ctd\u003e0.2%T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrift\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;=0.2%T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;=0.3%T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStability\u003c\/td\u003e\n\u003ctd\u003e+\/-0.004A\/h at 500nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWork Mode\u003c\/td\u003e\n\u003ctd\u003eT, A, C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength Drive\u003c\/td\u003e\n\u003ctd\u003eManual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Source\u003c\/td\u003e\n\u003ctd\u003eTungsten lamp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e220V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e8kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eFMF-VIS-721-46489\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eSelection Notes\u003c\/h2\u003e\n\u003cp\u003eChoose this model when your lab measurement work fits the visible-spectrum 350-1020nm range and 6nm spectral bandwidth. The RS232 output port is optional and not included with this listing.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhat is the VIS-721 used for?\u003c\/h3\u003e\n\u003cp\u003eIt is used as a visible spectrophotometer for general laboratory visible-spectrum analysis and quantitative measurement work.\u003c\/p\u003e\n\u003ch3\u003eWhat wavelength range is listed?\u003c\/h3\u003e\n\u003cp\u003eThe listed wavelength range is 350-1020nm.\u003c\/p\u003e\n\u003ch3\u003eWhat spectral bandwidth and wavelength accuracy are listed?\u003c\/h3\u003e\n\u003cp\u003eThe listed spectral bandwidth is 6nm, and the listed wavelength accuracy is +\/-2nm.\u003c\/p\u003e\n\u003ch3\u003eWhich work modes are supported?\u003c\/h3\u003e\n\u003cp\u003eThe listed work modes are T, A and C.\u003c\/p\u003e\n\u003ch3\u003eWhat light source and power supply are listed?\u003c\/h3\u003e\n\u003cp\u003eThe listed light source is a tungsten lamp, and the listed power supply is 220V.\u003c\/p\u003e","brand":"FMF","offers":[{"title":"Default Title","offer_id":43370963763289,"sku":"FMF-VIS-721-46489","price":366.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/4354\/5177\/files\/Sd13e75f15cd34c32ab30b5f8d131384a5.webp?v=1780391102","url":"https:\/\/fmfpack.com\/it\/products\/vis-721-visible-spectrophotometer-350-1020nm-digital-optical-laboratory-analysis-instrument","provider":"FMF Supply","version":"1.0","type":"link"}