{"product_id":"diffraction-grating-80-300-600-1000-1200-1600-lines-mm-transmission-optical-spectroscopy","title":"Diffraction Grating 80–1600 Lines\/mm | Optical Spectroscopy","description":"\n\u003ch2\u003ePrecision Diffraction Grating for Optical Experiments \u0026amp; Spectroscopy\u003c\/h2\u003e\n\u003cp\u003eUnlock the science of light with this high-quality \u003cstrong\u003etransmission diffraction grating\u003c\/strong\u003e, available in six line densities — \u003cstrong\u003e80, 300, 600, 1000, 1200, and 1600 lines\/mm\u003c\/strong\u003e. Crafted from durable PET\/plastic and sized at a convenient \u003cstrong\u003e38 × 36 mm\u003c\/strong\u003e, this compact optical element is the ideal tool for students, educators, hobbyists, and professional lab technicians alike.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're demonstrating wave optics in the classroom, calibrating a spectrophotometer, or exploring the visible spectrum at home, this diffraction grating delivers clean, bright spectral dispersion with each use. Simply select the line density that matches your application and observe light split into its stunning rainbow components.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e6 Line Densities Available:\u003c\/strong\u003e 80, 300, 600, 1000, 1200, and 1600 lines\/mm — choose the resolution that suits your experiment\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTransmission Type:\u003c\/strong\u003e Ideal for spectroscopy, wavelength measurement, and optical demonstrations\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Size:\u003c\/strong\u003e 38 × 36 mm — easy to handle, mount, or integrate into optical setups\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Material:\u003c\/strong\u003e Made from high-quality PET\/plastic for long-lasting performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Application:\u003c\/strong\u003e Spectrophotometry, physics labs, STEM education, laser experiments, and DIY optical projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLine Densities:\u003c\/strong\u003e 80 \/ 300 \/ 600 \/ 1000 \/ 1200 \/ 1600 lines\/mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Transmission Diffraction Grating\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 38 × 36 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e PET \/ Plastic\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVariants:\u003c\/strong\u003e 6 options\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePhysics and optics classroom demonstrations\u003c\/li\u003e\n  \u003cli\u003eSpectrophotometer calibration and wavelength analysis\u003c\/li\u003e\n  \u003cli\u003eDIY spectroscope builds\u003c\/li\u003e\n  \u003cli\u003eLaser diffraction experiments\u003c\/li\u003e\n  \u003cli\u003eSTEM and science fair projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more information on how diffraction gratings are used in scientific research and education, visit the \u003ca href=\"https:\/\/www.nist.gov\/pml\/sensor-science\/optical-radiation\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eNational Institute of Standards and Technology (NIST) – Optical Radiation\u003c\/a\u003e resource page.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What line density diffraction grating should I choose for my experiment?\u003c\/h4\u003e\n\u003cp\u003eA: The best line density depends on your application. Lower densities (80–300 lines\/mm) provide wider angular dispersion and are great for general demonstrations, while higher densities (600–1600 lines\/mm) offer finer spectral resolution ideal for precise spectrophotometry and wavelength analysis. If you're doing classroom demos, 300 or 600 lines\/mm is a popular starting point.\u003c\/p\u003e\n\u003ch4\u003eQ: What is a transmission diffraction grating and how does it work?\u003c\/h4\u003e\n\u003cp\u003eA: A transmission diffraction grating is an optical element with a series of parallel grooves or lines etched at precise intervals. When light passes through it, the grooves cause constructive and destructive interference, splitting the light into its component wavelengths (a spectrum). The number of lines per millimeter determines the angle and resolution of the resulting spectrum.\u003c\/p\u003e\n\u003ch4\u003eQ: What material is this diffraction grating made from?\u003c\/h4\u003e\n\u003cp\u003eA: This diffraction grating is made from PET\/plastic, making it lightweight, durable, and safe for everyday educational and laboratory use. Its 38 × 36 mm size makes it easy to handle and integrate into a variety of optical setups.\u003c\/p\u003e\n\u003ch4\u003eQ: Can this grating be used with a homemade spectroscope or DIY optical kit?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This transmission diffraction grating is a popular choice for DIY spectroscopes, homemade spectrometers, and STEM project kits. Its standard size and multiple line-density options make it highly versatile for both beginner and advanced optical builds.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What line density diffraction grating should I choose for my experiment?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The best line density depends on your application. Lower densities (80–300 lines\/mm) provide wider angular dispersion and are great for general demonstrations, while higher densities (600–1600 lines\/mm) offer finer spectral resolution ideal for precise spectrophotometry and wavelength analysis. If you're doing classroom demos, 300 or 600 lines\/mm is a popular starting point.\"}}, {\"@type\": \"Question\", \"name\": \"What is a transmission diffraction grating and how does it work?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A transmission diffraction grating is an optical element with a series of parallel grooves or lines etched at precise intervals. When light passes through it, the grooves cause constructive and destructive interference, splitting the light into its component wavelengths (a spectrum). The number of lines per millimeter determines the angle and resolution of the resulting spectrum.\"}}, {\"@type\": \"Question\", \"name\": \"What material is this diffraction grating made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This diffraction grating is made from PET\/plastic, making it lightweight, durable, and safe for everyday educational and laboratory use. Its 38 × 36 mm size makes it easy to handle and integrate into a variety of optical setups.\"}}, {\"@type\": \"Question\", \"name\": \"Can this grating be used with a homemade spectroscope or DIY optical kit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! This transmission diffraction grating is a popular choice for DIY spectroscopes, homemade spectrometers, and STEM project kits. Its standard size and multiple line-density options make it highly versatile for both beginner and advanced optical builds.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/vpggdm-rp.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Craft \u0026 DIY Supplies\", \"item\": \"https:\/\/vpggdm-rp.myshopify.com\/collections\/craft-diy-supplies\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Diffraction Grating 80–1600 Lines\/mm | Optical Spectroscopy\", \"item\": \"https:\/\/vpggdm-rp.myshopify.com\/products\/diffraction-grating-80-300-600-1000-1200-1600-lines-mm-transmission-optical-spectroscopy\"}]}\u003c\/script\u003e","brand":"Qme","offers":[{"title":"1200lines mm","offer_id":49622017736918,"sku":"14:200006157#1200lines mm","price":41.93,"currency_code":"USD","in_stock":true},{"title":"1000lines mm","offer_id":49622017769686,"sku":"14:105010371#1000lines mm","price":41.91,"currency_code":"USD","in_stock":true},{"title":"1600lines mm","offer_id":49622017802454,"sku":"14:200021498#1600lines mm","price":41.87,"currency_code":"USD","in_stock":true},{"title":"80lines mm","offer_id":49622017835222,"sku":"14:365462#80lines mm","price":41.93,"currency_code":"USD","in_stock":true},{"title":"600lines mm","offer_id":49622017867990,"sku":"14:100018786#600lines mm","price":41.73,"currency_code":"USD","in_stock":true},{"title":"300lines mm","offer_id":49622017900758,"sku":"14:35869094#300lines mm","price":42.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0827\/5243\/8486\/files\/S379f76e525294696836e942f890c05c2I.webp?v=1785074238","url":"https:\/\/qmeboost.com\/products\/diffraction-grating-80-300-600-1000-1200-1600-lines-mm-transmission-optical-spectroscopy","provider":"Qme","version":"1.0","type":"link"}