{"product_id":"lumaspec-ls-tcl-2244","title":"4x, WD 100 mm, 1.1\", C-mount telecentric lens (LS-TCL-2244)","description":"\u003cp\u003eLS-TCL-2244, the 100 mm-WD version without coaxial illumination, has 4.0x magnification, between the 3.5x version and the 5x version in this telecentric lens series (an object field of about 4.5 mm across on an 18 mm sensor).\u003c\/p\u003e\u003cp\u003eLS-TCL-2244: magnification 4.0x, working distance 100 mm, NA 0.07384, theoretical depth of field ±0.07@F26.5.\u003c\/p\u003e\u003cp\u003eAt a glance: max sensor size 18.0 mm (1.1\"); object-side resolution 4.5 µm.\u003c\/p\u003e\u003cp\u003eWith rays within 0.01° of parallel on the object side, a 1 mm height step moves an edge in the image by at most about 0.17 µm (tan 0.01° x 1 mm), so parts at different heights measure the same. It holds 30 % contrast up to 35 lp\/mm on the sensor, which suits cameras with pixels of about 14 µm or larger (one line pair across two pixels). An M32.0 x 0.5 filter thread takes a polarizer, band-pass or protective window.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e4.0x magnification (100 mm-WD, without coaxial illumination), the second-highest of the 38 magnifications\u003c\/li\u003e\n\u003cli\u003e4x magnification at 100 mm working distance\u003c\/li\u003e\n\u003cli\u003eCovers sensors up to 1.1\" (18 mm diagonal) without dark corners; a larger sensor would vignette\u003c\/li\u003e\n\u003cli\u003e0.05 % distortion: a corner point of the 4.5 mm field lands within about 1.1 µm of its true place\u003c\/li\u003e\n\u003cli\u003eTelecentricity under 0.01°: a 1 mm change in part height moves an edge by under about 0.17 µm\u003c\/li\u003e\n\u003cli\u003eSeparates details about 4.5 µm apart on the part: about 780 across the 3.5 mm wide field\u003c\/li\u003e\n\u003cli\u003eImage-side aperture F26.5\u003c\/li\u003e\n\u003cli\u003eNumerical aperture 0.07384\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-TCL-2244\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\u003eMagnification (x)\u003c\/th\u003e\n\u003ctd\u003e4.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWorking distance (mm)\u003c\/th\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSensor format\u003c\/th\u003e\n\u003ctd\u003e1.1\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax sensor size (dia. mm)\u003c\/th\u003e\n\u003ctd\u003e18.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eImage-side F\/#\u003c\/th\u003e\n\u003ctd\u003e26.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eImage-side MTF30 (lp\/mm)\u003c\/th\u003e\n\u003ctd\u003e\u0026gt;35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTheoretical depth of field (mm)\u003c\/th\u003e\n\u003ctd\u003e±0.07@F26.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eObject-side resolution (um)\u003c\/th\u003e\n\u003ctd\u003e4.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumerical aperture NA\u003c\/th\u003e\n\u003ctd\u003e0.07384\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eImage-side distortion (% max)\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;0.05\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eObject-side telecentricity (deg max)\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal length TTL (mm)\u003c\/th\u003e\n\u003ctd\u003e187\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCoaxial illumination\u003c\/th\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFront filter thread\u003c\/th\u003e\n\u003ctd\u003eM32.0x0.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping weight (estimated)\u003c\/th\u003e\n\u003ctd\u003e0.51 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cem\u003ePhoto shows a representative model of this series; see the specifications for this model.\u003c\/em\u003e\u003c\/p\u003e","brand":"LumaSpec Vision","offers":[{"title":"Default Title","offer_id":53080045781274,"sku":"LS-TCL-2244","price":1259.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/5434\/7546\/files\/ls-tcl-2244-drawing-781dac.webp?v=1793046527","url":"https:\/\/lumaspecvision.com\/products\/lumaspec-ls-tcl-2244","provider":"LumaSpec Vision","version":"1.0","type":"link"}