{"product_id":"lumaspec-ls-sir2128-12m","title":"21 mm, 1\/1.7\", 12 MP, M12-mount Low-Distortion M12 Lens (LS-SIR2128-12M)","description":"\u003cp\u003e21 mm, 1\/1.7\", 12 MP, M12-mount Low-Distortion M12 Lens. Autofocus 21 mm 1\/1.7\" 12 megapixel ultra-low-distortion lens and lens module for iris recognition, face recognition and fingerprint cameras. Iris recognition photographs the iris with visible and near-infrared light. At a glance: focal length 21mm; format 1\/1.7\" IMX226; resolution 12 Megapixel; aperture F2.8 Fixed Iris; mount M12.\u003c\/p\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIris recognition\u003c\/li\u003e\n\u003cli\u003eFace recognition\u003c\/li\u003e\n\u003cli\u003eFingerprinting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eLS-SIR2128-12M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eResolution\u003c\/th\u003e\n\u003ctd\u003e12 Megapixel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFormat\u003c\/th\u003e\n\u003ctd\u003e1\/1.7\" IMX226\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax image circle\u003c\/th\u003e\n\u003ctd\u003edia. 9.2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal length\u003c\/th\u003e\n\u003ctd\u003e21mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAperture\u003c\/th\u003e\n\u003ctd\u003eF2.8 Fixed Iris\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCRA\u003c\/th\u003e\n\u003ctd\u003e≤7.97°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003ctd\u003edia. 22.2 x 28.2mm ( Lens Module )\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBack focal length (optical)\u003c\/th\u003e\n\u003ctd\u003e6.87mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMechanical back focal length\u003c\/th\u003e\n\u003ctd\u003e5.63mm@500mm; 6.03mm@800mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptical total length\u003c\/th\u003e\n\u003ctd\u003e27.3mm (Only Lens)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRelative illumination\u003c\/th\u003e\n\u003ctd\u003e80%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDistortion\u003c\/th\u003e\n\u003ctd\u003e1.15%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMount\u003c\/th\u003e\n\u003ctd\u003eM12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e80g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eField of view at 500 mm (DxHxV)\u003c\/th\u003e\n\u003ctd\u003e214 x 196 x 174\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eField of view at 800 mm (DxHxV)\u003c\/th\u003e\n\u003ctd\u003e342 x 278 x 208\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAutofocus\u003c\/th\u003e\n\u003ctd\u003eYes (lens module)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLens size (from drawing)\u003c\/th\u003e\n\u003ctd\u003edia. 15.6 x 21.4 mm, M12 x 0.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModule torque (from drawing)\u003c\/th\u003e\n\u003ctd\u003e150-750 gf.cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping weight (estimated)\u003c\/th\u003e\n\u003ctd\u003e0.21 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"LumaSpec Vision","offers":[{"title":"Default Title","offer_id":53080089821466,"sku":"LS-SIR2128-12M","price":59.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/5434\/7546\/files\/20205719121.webp?v=1791985115","url":"https:\/\/checkout.lumaspecvision.com\/products\/lumaspec-ls-sir2128-12m","provider":"LumaSpec Vision","version":"1.0","type":"link"}