Zomwe amagwiritsa Fresnel mapindidwe akuwala?

patsogolo zopangapanga limakupatsani kulenga ngati chipangizo, amene kale ndinkaona ngati sindingazikwanitse. Tsopano palibe yemwe ati kudabwa ndi zipangizo opanda zingwe kulankhulana, zimbale ndi zouluka mu mlengalenga. Zaka zapitazi, chaonekera kwambiri anthu atulukira ndi zoyambitsidwa, imene pa nthawiyo ndi imathandiza popanga zamakono mankhwala ndipo zosiyanasiyana zipangizo, kulola kuchita opaleshoni zovuta. Mwachitsanzo, Fresnel mapindidwe akuwala kunavumbula mfundo za chikhalidwe cha kuwala m'mbuyomu osadziwika.

Augustin Fresnel, J. (1788-1827)

Wasayansi French anabadwa mu banja ophunzira, atate wake anali munthu wamanga. Monga mwana, Jean Augustin sanali chitukuko cha mwana wa zaka 8, iye tikalowe kunja makalata. Ndipo pa nthawi imeneyo, palibe munthu anakhoza n'komwe kuti pomulemekeza adzakhala dzina lina la zochitika zofunika kwambiri za sayansi - Fresnel mapindidwe akuwala.

Wasayansi anali kupita kusukulu, koma pamene iye anali 13. Ataphunzira pa Cannes, ndi wasayansi tsogolo akulowa Paris Polytechnic Sukulu ya m'madera kunyanyala kwa aphunzitsi ndi anzawo mphamvu maganizo, anayamba iye pa nthawi imeneyo. Pakutha pa sukulu iyi Fresnel akulowa "Sukulu ya Bridges ndi Misewu" ndipo analandira ntchito ya zomangamanga.

O. Fresnel anali kupereka mu 1827 mfundo pamwamba pa Royal Society of London mphoto - mendulo Rumford. Komanso, wasayansi anali mu Paris Academy. Ndiyamika chitukuko asintha njira lighthouses ntchito mu Optics kuwala.

zinachitikira Fresnel

Fresnel mapindidwe akuwala ndi woyendetsa ndege chitsanzo chimene chikutsimikizira kuti kuunika katundu yoweyula. zinamuchitikira watsimikizira chiphunzitso cha Huygens wasayansi anawonjezera zokumana Jung T. kwa kafukufuku pogwiritsa ntchito zipangizo zatsopano kusokonezedwa.

Mu mapindidwe akuwala kuwala kumvetsa chuma chake kukhotetsa padziko zopinga pamene kugwera dera mthunzi. Fresnel imachitika choti chowalepheretsa, kumene kuwala amasonyeza m'mphepete mwa mpira, ndi ndime ya mtengo mwa kudula lapansi. The zotsatira za ntchito zawo sayansi alembedwera "Maulendo a mapindidwe akuwala."

Komanso, chitsanzo likutsimikizira kuli chodabwitsa kulowelela kwa kuwala chilengedwe, asayansi ntchito chomera amatchedwa "Fresnel galasi." chipangizo ichi limapangidwa awiri pepala Kuganizira amene anakonza wachibale wina ndi mzake pa makona pang'ono zosakwana 180 °. kalirole izi kupereka kuwala kuchokera ku gwero limodzi, kumene munthu amasonyeza kupanga mawunikidwe awiri ndi chimodzimodzi gawo kusiyana. Pankhaniyi, matabwa awiri ophatikizana ndipo anapereka okwana alternating mdima ndi kuunika mikwingwirima.

Kugwiritsa atulukira Fresnel

Tsopano inu mukhoza kuwona kugwiritsa ntchito kwambiri zotsatira za kafukufuku wawo, ndi French wasayansi. Choncho, Fresnel galasi ntchito mu chitukuko cha zipangizo, wambirimbiri dzuwa mphamvu. Mwachitsanzo, likulu mamangidwe omwe ntchito chipangizo ichi kusokonezedwa losiyana kulandira gelioenergii mtengo pazipita. Izo ntchito monga madzi Kutentha zida, mmodzi wa mayunitsi mphamvu ndi ntchito zina mafakitale.

chipangizo china akufuna ndi French wasayansi ndi odziwika monga Fresnel prism ntchito mankhwalawa strabismus. Panopa anayamba latsopano zotanuka chitsanzo pogwiritsa ndi mbale ya mandala mapulasitiki zakuthupi. mbali imodzi amaperekedwa ndi prism raster, ndi yosalala ena. chipangizo Izi Pamilunguyo magalasi, kotero ntchito zilizonse strabismus.

Fresnel mapindidwe akuwala ntchito mu nyumba cholinga mu zipangizo kuwala (telesikopu, zoyang'anira). kupezeka ndi chimodzi mwa zoopsa kwambiri sayansi kuwala, ozikidwa pa maphunziro ambiri.