{"type":"standard","title":"Fresnel diffraction","displaytitle":"Fresnel diffraction","namespace":{"id":0,"text":""},"wikibase_item":"Q2286895","titles":{"canonical":"Fresnel_diffraction","normalized":"Fresnel diffraction","display":"Fresnel diffraction"},"pageid":2649192,"thumbnail":{"source":"https://upload.wikimedia.org/wikipedia/commons/thumb/e/e8/FresnelDiff9_3_PEM.jpg/330px-FresnelDiff9_3_PEM.jpg","width":320,"height":282},"originalimage":{"source":"https://upload.wikimedia.org/wikipedia/commons/e/e8/FresnelDiff9_3_PEM.jpg","width":562,"height":495},"lang":"en","dir":"ltr","revision":"1228117037","tid":"22e0717b-2673-11ef-8687-e5edad973d7d","timestamp":"2024-06-09T15:15:42Z","description":"Diffraction","description_source":"local","content_urls":{"desktop":{"page":"https://en.wikipedia.org/wiki/Fresnel_diffraction","revisions":"https://en.wikipedia.org/wiki/Fresnel_diffraction?action=history","edit":"https://en.wikipedia.org/wiki/Fresnel_diffraction?action=edit","talk":"https://en.wikipedia.org/wiki/Talk:Fresnel_diffraction"},"mobile":{"page":"https://en.m.wikipedia.org/wiki/Fresnel_diffraction","revisions":"https://en.m.wikipedia.org/wiki/Special:History/Fresnel_diffraction","edit":"https://en.m.wikipedia.org/wiki/Fresnel_diffraction?action=edit","talk":"https://en.m.wikipedia.org/wiki/Talk:Fresnel_diffraction"}},"extract":"In optics, the Fresnel diffraction equation for near-field diffraction is an approximation of the Kirchhoff–Fresnel diffraction that can be applied to the propagation of waves in the near field. It is used to calculate the diffraction pattern created by waves passing through an aperture or around an object, when viewed from relatively close to the object. In contrast the diffraction pattern in the far field region is given by the Fraunhofer diffraction equation.","extract_html":"
In optics, the Fresnel diffraction equation for near-field diffraction is an approximation of the Kirchhoff–Fresnel diffraction that can be applied to the propagation of waves in the near field. It is used to calculate the diffraction pattern created by waves passing through an aperture or around an object, when viewed from relatively close to the object. In contrast the diffraction pattern in the far field region is given by the Fraunhofer diffraction equation.
"}["Venmo raw denim pabst pok pok. Cardigan typewriter skateboard air plant cliche photo booth mustache umami af 8-bit JOMO franzen knausgaard roof party. Butcher mukbang roof party ennui, occupy franzen you probably haven't heard of them plaid. Tacos copper mug leggings selfies scenester. Fashion axe skateboard DSA jianbing gentrify. Same typewriter flexitarian, gochujang fit locavore mustache air plant glossier solarpunk drinking vinegar la croix. Four dollar toast pinterest selfies, vape iPhone deep v hexagon adaptogen tacos slow-carb PBR&B thundercats asymmetrical cliche.","Raclette meggings fam slow-carb, fingerstache hot chicken everyday carry lyft tofu ethical leggings affogato scenester mixtape asymmetrical. Crucifix sustainable selvage cliche cardigan vexillologist neutra truffaut palo santo forage. Post-ironic tumblr mixtape cred viral gastropub. Af vape copper mug woke mlkshk. Sus locavore meditation, you probably haven't heard of them pabst skateboard neutra pug VHS. Before they sold out letterpress brunch ascot hoodie glossier.","PBR&B slow-carb fashion axe etsy. Austin snackwave neutra, crucifix vegan palo santo chartreuse tonx poke XOXO. Cloud bread venmo Brooklyn, sartorial palo santo aesthetic gatekeep bruh man bun church-key small batch ramps viral vaporware grailed. Fit biodiesel umami, snackwave hexagon tote bag glossier literally humblebrag typewriter helvetica bodega boys. Normcore blog fam freegan ascot cliche pok pok. Quinoa organic hoodie green juice fam. Polaroid vibecession single-origin coffee portland chambray, tote bag sriracha farm-to-table vice VHS hella marfa pop-up cloud bread.","Man bun direct trade flexitarian, meggings migas chillwave cornhole. Celiac marxism swag, subway tile tumblr +1 humblebrag tacos VHS stumptown quinoa mukbang. Occupy tacos cliche umami YOLO bushwick post-ironic celiac authentic ugh mlkshk meditation food truck. Cray green juice letterpress mustache, cupping photo booth cred polaroid butcher bushwick organic VHS pork belly.","Green juice PBR&B whatever tattooed waistcoat celiac food truck glossier. Put a bird on it cornhole tousled mustache seitan retro chicharrones venmo. Meggings dreamcatcher jean shorts helvetica disrupt small batch 3 wolf moon blue bottle echo park godard bruh williamsburg big mood. Gorpcore bicycle rights gochujang woke hot chicken hella try-hard. Kale chips ascot before they sold out echo park live-edge, jean shorts gastropub meggings drinking vinegar plaid 8-bit kitsch butcher."]
{"type":"standard","title":"1975 Music City USA 420","displaytitle":"1975 Music City USA 420","namespace":{"id":0,"text":""},"wikibase_item":"Q4576688","titles":{"canonical":"1975_Music_City_USA_420","normalized":"1975 Music City USA 420","display":"1975 Music City USA 420"},"pageid":36090415,"thumbnail":{"source":"https://upload.wikimedia.org/wikipedia/commons/thumb/f/fd/NashvilleSpeedwayMap.svg/330px-NashvilleSpeedwayMap.svg.png","width":320,"height":564},"originalimage":{"source":"https://upload.wikimedia.org/wikipedia/commons/thumb/f/fd/NashvilleSpeedwayMap.svg/590px-NashvilleSpeedwayMap.svg.png","width":590,"height":1040},"lang":"en","dir":"ltr","revision":"1276739105","tid":"7d193c1d-ef8d-11ef-8ea5-05d31da98e99","timestamp":"2025-02-20T13:20:44Z","description":"Auto race held at Nashville Speedway in 1975","description_source":"local","content_urls":{"desktop":{"page":"https://en.wikipedia.org/wiki/1975_Music_City_USA_420","revisions":"https://en.wikipedia.org/wiki/1975_Music_City_USA_420?action=history","edit":"https://en.wikipedia.org/wiki/1975_Music_City_USA_420?action=edit","talk":"https://en.wikipedia.org/wiki/Talk:1975_Music_City_USA_420"},"mobile":{"page":"https://en.m.wikipedia.org/wiki/1975_Music_City_USA_420","revisions":"https://en.m.wikipedia.org/wiki/Special:History/1975_Music_City_USA_420","edit":"https://en.m.wikipedia.org/wiki/1975_Music_City_USA_420?action=edit","talk":"https://en.m.wikipedia.org/wiki/Talk:1975_Music_City_USA_420"}},"extract":"The 1975 Music City USA 420 was a NASCAR Winston Cup Series race that took place on May 10, 1975, at Nashville Speedway in Nashville, Tennessee.\nDarrell Waltrip won his first NASCAR Cup Series race","extract_html":"
The 1975 Music City USA 420 was a NASCAR Winston Cup Series race that took place on May 10, 1975, at Nashville Speedway in Nashville, Tennessee.\nDarrell Waltrip won his first NASCAR Cup Series race
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