{"product_id":"lumaspec-ls-ffl-1357","title":"25mm, F2.8, 1\/1.8\", 6MP Lens, C-Mount (LS-FFL-1357)","description":"\u003cp\u003e25mm, F2.8, 1\/1.8\", 6MP Lens, C-Mount. Higher image clarity and contrast ratio Ultra-low distortion and higher relative illumination rate\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHigher image clarity and contrast ratio\u003c\/li\u003e\n\u003cli\u003eUltra-low distortion and higher relative illumination rate\u003c\/li\u003e\n\u003cli\u003eGood optical performance at ultra-short working distance\u003c\/li\u003e\n\u003cli\u003eCompact design, convenient for device integration\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-FFL-1357\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal length\u003c\/th\u003e\n\u003ctd\u003e25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eF-number\u003c\/th\u003e\n\u003ctd\u003eF2.8 to F16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eImage size\u003c\/th\u003e\n\u003ctd\u003eØ9 mm (1\/1.8'')\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDistortion\u003c\/th\u003e\n\u003ctd\u003e–0.028%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMinimum object distance\u003c\/th\u003e\n\u003ctd\u003e0.2 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eField of view\u003c\/th\u003e\n\u003ctd\u003eD (8.96 mm): 20.32°; H (7.38 mm): 16.77°; V (4.92 mm): 11.24°\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\u003eM27 × P0.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMount\u003c\/th\u003e\n\u003ctd\u003eC-mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFlange back length\u003c\/th\u003e\n\u003ctd\u003e17.526 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimension\u003c\/th\u003e\n\u003ctd\u003eØ33 mm × 30.22 mm (Ø1.3'' x 1.2'')\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e48.1 g (0.1 lb.)\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\u003e0.17 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMagnification at working distance (mm)\u003c\/th\u003e\n\u003ctd\u003e200: -0.209; 250: -0.173; 300: -0.147; 350: -0.128; 400: -0.113; 450: -0.083; 500: -0.077; 550: -0.071; 600: -0.066; 650: -0.062; 700: -0.058; 800: -0.055; 900: -0.052; 1000: -0.049\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eField of view H x V (mm) at working distance (mm), 1\/1.8\" sensor (7.38 x 4.92 mm)\u003c\/th\u003e\n\u003ctd\u003e200: 62.95 x 49.58; 250: 77.91 x 59.71; 300: 92.63 x 70.44; 350: 107.20 x 81.17; 400: 121.65 x 91.91; 450: 136.02 x 124.12; 500: 150.32 x 134.86; 550: 164.57 x 145.59; 600: 178.78 x 156.33; 650: 192.95 x 167.07; 700: 207.10 x 177.81; 800: 235.32 x 188.54; 900: 263.47 x 199.28; 1000: 291.56 x 210.02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eField of view H x V (mm) at working distance (mm), 1\/2\" sensor (6.22 x 4.67 mm)\u003c\/th\u003e\n\u003ctd\u003e200: 59.64 x 47.08; 250: 71.82 x 56.70; 300: 84.73 x 66.90; 350: 97.64 x 77.09; 400: 110.55 x 87.29; 450: 149.30 x 117.88; 500: 162.22 x 128.08; 550: 175.13 x 138.27; 600: 188.05 x 148.47; 650: 200.97 x 158.67; 700: 213.88 x 168.87; 800: 226.80 x 179.07; 900: 239.72 x 189.27; 1000: 252.63 x 199.46\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClose-up with extension tube\u003c\/th\u003e\n\u003ctd\u003e10 mm tube, near focus: WD 50 mm, magnification -0.567; 10 mm tube, far focus: WD 73 mm, magnification -0.379; 5 mm tube, near focus: WD 75 mm, magnification -0.343; 5 mm tube, far focus: WD 143 mm, magnification -0.190; 2 mm tube, near focus: WD 118 mm, magnification -0.208; 2 mm tube, far focus: WD 352 mm, magnification -0.076; 1 mm tube, near focus: WD 147 mm, magnification -0.163; 1 mm tube, far focus: WD 700 mm, magnification -0.038\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"LumaSpec Vision","offers":[{"title":"Default Title","offer_id":53080751178010,"sku":"LS-FFL-1357","price":69.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/5434\/7546\/files\/20261008200026603.webp?v=1791999021","url":"https:\/\/lumaspecvision.com\/products\/lumaspec-ls-ffl-1357","provider":"LumaSpec Vision","version":"1.0","type":"link"}