{"product_id":"lumaspec-ls-af4028m-m42","title":"40mm, F2.8, Image Size φ37mm, Recommended Magnification 0.04~0.22X, M42-Mount (LS-AF4028M-M42)","description":"\u003cp\u003e40mm, F2.8, Image Size φ37mm, Recommended Magnification 0.04~0.22X, M42-Mount. Provides excellent consistency of image clarity. Provides large aperture, low distortion, low chromatic aberration, and high relative illumination.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eProvides excellent consistency of image clarity.\u003c\/li\u003e\n\u003cli\u003eProvides large aperture, low distortion, low chromatic aberration, and high relative illumination.\u003c\/li\u003e\n\u003cli\u003eProvides max. image size Φ37 mm for APS-C area scan and 4k line scan cameras.\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-AF4028M-M42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal length\u003c\/th\u003e\n\u003ctd\u003e40 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eF-number\u003c\/th\u003e\n\u003ctd\u003eF2.8 to F22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eImage size\u003c\/th\u003e\n\u003ctd\u003eΦ37 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptical distortion\u003c\/th\u003e\n\u003ctd\u003e0.62%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMagnification range\u003c\/th\u003e\n\u003ctd\u003e0.22 x to 0.04 x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWorking distance range\u003c\/th\u003e\n\u003ctd\u003e200 mm to 1051 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIris control\u003c\/th\u003e\n\u003ctd\u003eManual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocus control\u003c\/th\u003e\n\u003ctd\u003eManual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFilter thread\u003c\/th\u003e\n\u003ctd\u003eM37 × 0.75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMount\u003c\/th\u003e\n\u003ctd\u003eM42 × P1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFlange back length\u003c\/th\u003e\n\u003ctd\u003e12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimension\u003c\/th\u003e\n\u003ctd\u003eΦ47.6 mm × 50.5 mm to 62.7 mm (Φ1.9\" × 2.0\" to 2.5\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e171 g (0.4 Ib.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTemperature\u003c\/th\u003e\n\u003ctd\u003e–10 °C to 50 °C (14 °F to 122 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertification\u003c\/th\u003e\n\u003ctd\u003eRoHS 2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping weight (estimated)\u003c\/th\u003e\n\u003ctd\u003e0.34 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMagnification at working distance (mm)\u003c\/th\u003e\n\u003ctd\u003e200: -0.220; 250: -0.185; 300: -0.151; 350: -0.128; 400: -0.111; 450: -0.098; 500: -0.087; 550: -0.079; 600: -0.072; 650: -0.066; 700: -0.062; 750: -0.057; 800: -0.054; 850: -0.050; 900: -0.047; 950: -0.045; 1000: -0.043\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eObject-to-image distance at working distance (mm)\u003c\/th\u003e\n\u003ctd\u003e200: 277.8; 250: 311.8; 300: 360.4; 350: 419.5; 400: 458.8; 450: 508.3; 500: 557.8; 550: 607.5; 600: 657.2; 650: 706.8; 700: 756.8; 750: 806.6; 800: 856.4; 850: 906.3; 900: 956.2; 950: 1006.1; 1000: 1056.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eField of view H (mm) at working distance (mm), 4k 7 µm sensor\u003c\/th\u003e\n\u003ctd\u003e200: 130.8; 250: 155.4; 300: 190.1; 350: 224.7; 400: 259.4; 450: 294.0; 550: 363.3; 600: 397.9; 650: 432.5; 700: 467.2; 750: 501.8; 800: 536.5; 850: 571.1; 900: 605.7; 950: 640.3; 1000: 675.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"LumaSpec Vision","offers":[{"title":"Default Title","offer_id":53080750981402,"sku":"LS-AF4028M-M42","price":639.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/5434\/7546\/files\/20261008200033429.webp?v=1791999009","url":"https:\/\/lumaspecvision.com\/products\/lumaspec-ls-af4028m-m42","provider":"LumaSpec Vision","version":"1.0","type":"link"}