{"product_id":"kerro-whiteness-meter-kwm-1","title":"Whiteness Meter KWM-1","description":"\u003cp dir=\"auto\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong\u003eKERRO KWM-1 Whiteness Meter\u003c\/strong\u003e is a portable photoelectric instrument for measuring the whiteness\/brightness of solid and non-metallic materials. It uses a \u003cstrong\u003eD65 light source with R457 blue-light whiteness measurement geometry of 45°\/0°\u003c\/strong\u003e, with a measurement range of \u003cstrong\u003e0–199.0\u003c\/strong\u003e and LCD display.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eThe \u003cstrong\u003eKERRO KWM-1 Portable Whiteness Meter\u003c\/strong\u003e is designed for objective measurement of the whiteness or brightness of a wide variety of materials. It operates on the \u003cstrong\u003ephotoelectric effect\u003c\/strong\u003e and uses a \u003cstrong\u003eD65 light source with R457 blue-light whiteness measurement\u003c\/strong\u003e under a 45°\/0° illumination condition.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe instrument is particularly suitable for flat surfaces and non-metallic materials including paper, cardboard, textiles, plastics, ceramics, powders, chemicals, detergents, flour and other white or near-white materials.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe KWM-1 features a compact handheld design, LCD display, high-precision optical system and calibration standards to support repeatable measurements in laboratory and industrial environments.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMeasurement range \u003cstrong\u003e0–199.0\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eR457 blue-light whiteness measurement\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eD65 light source\u003c\/li\u003e\n\u003cli\u003e45°\/0° illumination geometry\u003c\/li\u003e\n\u003cli\u003e15 mm aperture\u003c\/li\u003e\n\u003cli\u003eLCD display\u003c\/li\u003e\n\u003cli\u003ePhotoelectric measurement principle\u003c\/li\u003e\n\u003cli\u003eHigh-precision optical system\u003c\/li\u003e\n\u003cli\u003eCompact and portable design\u003c\/li\u003e\n\u003cli\u003eAC\/DC power capability\u003c\/li\u003e\n\u003cli\u003eLow-voltage indication\u003c\/li\u003e\n\u003cli\u003eBlack, white and brilliance calibration standards supplied\u003c\/li\u003e\n\u003cli\u003eSuitable for laboratory and industrial use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv dir=\"auto\" class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\"\u003e\n\u003ctable dir=\"auto\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKWM-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePortable Whiteness Meter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasurement Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–199.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasurement System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eR457 Blue Light Whiteness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLight Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eD65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIllumination Geometry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e45°\/0°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAperture Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasurement Principle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePhotoelectric effect\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinimum Readout\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBasic Error\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; ±1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRepeatability\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eZero Drift \/ Zero Error\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; ±0.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCalibration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCalibration standard supplied\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCalibration Standard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack, white and brilliance standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 × 1.5V AA alkaline batteries \/ AC 220V, 50Hz adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLow Voltage Indication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePortable \/ handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSuitable Samples\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSolid and non-metallic materials; not intended for solution\/liquid samples\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 345 × 385 × 175 mm*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 3 kg*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandards \/ Equivalence\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eISO 2470 and ISO 3688\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp dir=\"auto\"\u003e*Dimensions and weight are reported in secondary product specifications and may represent packaged or listing dimensions; confirm the supplied unit if exact physical dimensions are critical.\u003c\/p\u003e\n\u003ch1 dir=\"auto\"\u003e5. Applications\u003c\/h1\u003e\n\u003cp dir=\"auto\"\u003eThe KWM-1 can be used for whiteness and brightness measurement of:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePaper\u003c\/li\u003e\n\u003cli\u003eCardboard\u003c\/li\u003e\n\u003cli\u003eCellulose\u003c\/li\u003e\n\u003cli\u003ePulp\u003c\/li\u003e\n\u003cli\u003eTextiles\u003c\/li\u003e\n\u003cli\u003ePaint\u003c\/li\u003e\n\u003cli\u003eEnamel\u003c\/li\u003e\n\u003cli\u003ePlastic\u003c\/li\u003e\n\u003cli\u003ePorcelain\u003c\/li\u003e\n\u003cli\u003eCeramics\u003c\/li\u003e\n\u003cli\u003eCement\u003c\/li\u003e\n\u003cli\u003eConcrete\u003c\/li\u003e\n\u003cli\u003eBuilding materials\u003c\/li\u003e\n\u003cli\u003eChemicals\u003c\/li\u003e\n\u003cli\u003ePowders\u003c\/li\u003e\n\u003cli\u003eTalc\u003c\/li\u003e\n\u003cli\u003eStarch\u003c\/li\u003e\n\u003cli\u003eFlour\u003c\/li\u003e\n\u003cli\u003eSalt\u003c\/li\u003e\n\u003cli\u003eDetergents\u003c\/li\u003e\n\u003cli\u003eCosmetics\u003c\/li\u003e\n\u003cli\u003eLinen\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1 dir=\"auto\"\u003e6. Suitable For\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003ePaper manufacturing laboratories\u003c\/li\u003e\n\u003cli\u003eTextile laboratories\u003c\/li\u003e\n\u003cli\u003ePlastic manufacturing\u003c\/li\u003e\n\u003cli\u003eCeramic industries\u003c\/li\u003e\n\u003cli\u003ePaint and coating industries\u003c\/li\u003e\n\u003cli\u003eChemical laboratories\u003c\/li\u003e\n\u003cli\u003eFood-processing laboratories\u003c\/li\u003e\n\u003cli\u003eDetergent manufacturers\u003c\/li\u003e\n\u003cli\u003ePharmaceutical raw-material testing\u003c\/li\u003e\n\u003cli\u003eConstruction-material testing\u003c\/li\u003e\n\u003cli\u003eQuality-control laboratories\u003c\/li\u003e\n\u003cli\u003eResearch and development laboratories\u003c\/li\u003e\n\u003cli\u003eIndustrial inspection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 dir=\"auto\"\u003e7. Product Benefits\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eObjective whiteness measurement:\u003c\/strong\u003e Provides an instrumental alternative to subjective visual assessment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR457 measurement:\u003c\/strong\u003e Uses the specified blue-light whiteness measurement system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eD65 illumination:\u003c\/strong\u003e Provides controlled illumination for the measurement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable design:\u003c\/strong\u003e Suitable for laboratory and field\/production use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15 mm aperture:\u003c\/strong\u003e Provides a defined measurement area.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalibration standards:\u003c\/strong\u003e Black, white and brilliance standards support routine calibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLCD display:\u003c\/strong\u003e Provides direct viewing of measurement results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-precision optics:\u003c\/strong\u003e Designed for stable and repeatable measurements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-voltage indication:\u003c\/strong\u003e Helps identify when battery replacement is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad material compatibility:\u003c\/strong\u003e Suitable for numerous paper, textile, plastic, ceramic, chemical and powder materials.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kerro","offers":[{"title":"Default Title","offer_id":54169527746857,"sku":"KWM-1","price":47199.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0872\/1740\/6249\/files\/1_1d99b966-b1a8-43d4-84ea-f4c8aca1d0bc.webp?v=1789556955","url":"https:\/\/www.labmart.in\/products\/kerro-whiteness-meter-kwm-1","provider":"Labmart.in","version":"1.0","type":"link"}