Chii chinonzi Optical fresnel lens

Iyo fresnel lens inoderedza huwandu hwezvinhu zvinodikanwa zvichienzaniswa neyakajairwa lens nekukamura lens mune seti yemazita ekunyaradza eziyamu. Iyo yakanaka fresnel lens yaizokanganisa nhamba isingaperi yezvikamu. Muchikamu chimwe nechimwe, gobvu rakawanda rakaderera kuenzaniswa neakaenzana lens. Izvi zvinokonzeresa zvinokonzeresa nzvimbo inoenderera mberi yeiyo nzvimbo dzakajairika mune seti yemakonzo yakafanana, pamwe nekunetseka kureba pakati pavo.

Mune dzimwe lens, nzvimbo dzakakomberedzwa dzinotsiviwa nekatuni nzvimbo, nekona yakasiyana muchikamu chimwe nechimwe. Lens dzakadai dzinogona kutariswa seyakarongeka yemashiripiti yakarongedzwa mune yakatenderedzwa fashoni, ine maSteeper maStepm pamipendero, uye furati kana zvishoma convex center. Mune yekutanga (uye yakakura) mafresnel lens, chikamu chimwe nechimwe chaive chakaparadzaniswa. 'Imwe-chidimbu' fresnel lens yakaburitswa, ichishandiswa kumotokari yemotokari, brake, kupaka, uye kushandura manhamba emazwi, zvichingodaro. Munguva dzazvino, computer-computerled milling michina

Fresnel lens dhizaini inobvumira kuderedzwa kwakanyanya mukukora

Fresnel Lenses anowanzogadzirwa negirazi kana epurasitiki; saizi yavo inosiyana kubva kune yakakura (yekare nhoroondo mitsetse, mita saizi) kusvika pakati (Bhuku-kuverenga AIDS, OHP maonero Graph Projectors) kune Diki (TLR / SLR Kamera Screens, Micro-Optics). Muzviitiko zvakawanda ivo vatete uye vakatetepa, vanenge vachichinja, vane tickness mune 1 kusvika ku5 mm (1/32 kusvika 3/16 in ) range.

Mazhinji emazuva ano fresnel lenses anosanganisira chete ezvinhu zvinotsoropodza. Lenshouse lenses, zvisinei, zvinowanzobatanidza zvese zvinopesana uye kuratidza zvinhu, iyo yekupedzisira ichive kunze kwemhete yesimbi inoonekwa mumapikicha. Nepo zvinhu zvemukati zvikamu zvezvikamu zvekudzora, izvo zvinhu zvekunze zvinoratidza ma tsitsi, chimwe nechimwe chinoita zvirevo zviviri uye chimwe chiitiko chemuviri chemuviri, kudzivirira kurasikirwa kwechiedza kunoitika kubva pakuratidzwa kwegirazi.

Application

Kufungidzira

Iyo yepurasitiki fresnel lens inotengeswa seTV-screen yekuwedzera mudziyo

Iyo fresnel lens inoshandiswa mune sinclair ftv1 inotakurika crt tv, iyo inowedzera iyo yakatwasuka chikamu chekuratidzira chete

Fresnel Lenss anoshandiswa kunge nyore maoko-akabatwa magnifile. Ivo zvakare vanoshandiswa zvakare kururamisa kushushikana kwekuona, kusanganisira ocular-motilimility kusagadzikana kwakadai sedzinza. [14] Fresnel Lenss akashandiswa kuwedzera saizi yekuona yeCRT inoratidzira muhomwe terevizi, zvisina musoro iyo Sinclair TV80. Ivo zvakare vanoshandiswa mumarobhoti magetsi.

Fresnel Lens anoshandiswa kuruboshwe-ruoko-ruoko rweEuropean anopinda muUK neRepublic of the Ireland, drive Kugara parutivi rwakaipa rwekabati yekari padivi penzira iyo mota iri pamusoro. Ivo vanobatana newindo remvura-side.

Mumwe mushandisirwo emotokari remagetsi emagetsi emagetsi kumashure, seyekumashure emahara emazini akasungirirwa nedzimwe nzvimbo inobvumidza kuongorora mamiriro ezvinhu kumashure kwemotokari, kunyanya bhuruu kana bhuruu imwe, zvakanyanya zvinobudirira kupfuura kumashure-kutarisa girazi chete.

Mazhinji-fernel fresneler anoshandiswawo sechikamu cheRetina kuzivikanwa makamera, uko kunopa akawanda mu- uye kunze-kwe-yekutarisa mifananidzo yeiyo gadziriso yakatarwa mukati kamera. Nekuti vanenge vashandisi vese, kana imwe yemifananidzo ichave inotarisa, nokudaro kubvumira kurongeka kwakaringana.

Fresnel Lenses akashandiswawo mumunda wevaraidzo yakakurumbira. Hombokuro yeBritish Rock Peter Gabriel paakazvishandisa mumitambo yake yekutanga yekukudza kukura kwemusoro wake, kusiyana nemuviri wake wese, zvekuita zvinoshamisa uye zvine tsika. MuTerry Gilliam Firimu Brazil, Plastiki Fresnel Screens inoonekwa seMagnifiliers yeVatambi vadiki vatariri veShumiro yeShoko reruzivo rweMuzivo. Nekudaro, dzimwe nguva vanoonekwa pakati pevatambi uye kamera, vachikanganisa chiyero uye kuumbwa kwechiitiko kune kuseka maitiro. Iyo pixar bhaisikopo madziro-e inoratidzira lensnel lens mune iyo iyo protagonist inotarisa iyo Musical Mhoro, Dolly! kukudzwa pane iPod.

Photography

Canon naNikon vakashandisa fresnel lens kuti vadzore saizi yefoni enhare. Zvinotaurwa nePikicha zvinosanganisira zvinhu zveFresnelnel zvinogona kuve zvipfupi zvakanyanya pane zvinoenderana zvakajairika lens des. Nikon inodaidza tekinoroji chikamu chechidimbu.

Iyo Polaroid SX-70 Kamera yaishandisa fresnel neyakagadzirirwa chikamu chayo chekuona.

Wona uye hombe yemhando makamera anogona kushandisa lens chete pamwe negirazi pasi pegirazi, kuti uwedzere kupenya kwechifananidzo chakarongedzwa negirazi pasi rose, nekudaro kubatsira mukugadzirisa kutarisa uye kuumbwa.

Kuvhenekerwa

Inchkeith Lighthouse lens uye drive mechani

High-mhando dzegirazi fresnel lenss dzakashandiswa mumwenje, kwavakanzi dzaivezwa mamiriro eunyanzvi mukupera kwe19 uye pakati pezana ramakore rechi 20; manyorerwo mazhinji ave oparidza girazi fresnel malenses kubva kubasa uye anowanzove neyekuchengetera nzvimbo dzepurasitiki. [Citaled] Aernics Fresnels Systems kazhinji inosanganisira zvimwe zvinhu zveMazasi, akaiswa mumatunhu ezvinyorwa pamusoro uye pazasi iyo yepakati planar fresnelnel, kuitira kuti ibate zvese zvakabuda zvakabuda kubva kuchiedza sosi. Iyo nzira yechiedza kuburikidza neiyi zvinhu inogona kusanganisira kuratidzwa kwemukati, pane kuratidzwa kuri nyore muhurongwa hwekuronga chinhu. Aya ma lenses akabvumirana zvakawanda zvakanaka zvinobatsira pane vagadziri, vavaki, uye vashandisi vemwenje uye kuvhenekera kwavo. Pakati pezvimwe zvinhu, zvidiki zvidiki zvinogona kukwana munzvimbo dzine compact. Kutapurirana kukuru kwechiedza pamusoro pemakwenzi marefu, uye akasiyana-siyana, akaita kuti zviitike kuturikira chinzvimbo. [Cation inodiwa]

Zvichida kushandiswa kwakaparara kwesimbi, kwenguva, kwavanogona kuiswa mumotokari. seEuropean H4 dhizaini). Nezvikonzero zvehupfumi, uremu, uye zvinokanganisa kuramba, mota nyowani dzakaparira negirazi fresnel lens, uchishandisa mafungu ezvipfuma aine lycarbonate lens. Nekudaro, lensnel lenses inoenderera mukushandiswa kwakakura mumotokari yemotokari, mucherechedzo, uye kudzoreredza mwenje.

Girazi Fresnel Lenses zvakare anoshandiswa zvakare muzviridzwa zvemwenje yemitambo yemitambo uye mafambiro emitambo (ona fresnel lantern); Zviridzwa zvakadai zvinowanzodaidzwa kunzi zvinongoitika zvinongoitika. Chiridzwa chose chine chimbo chesimbi, chinonzwikwa, gadzike remamambo, uye lens. Zviridzwa Zvakawanda Zvikepe zvinobvumidza mwenje kuti rirege kufambiswa nehukama hwenhema Nekuda kweizvozvo, ivo vanoshanduka-shanduka, uye kazhinji vanogona kuburitsa danda seyakagwinya se7 ° kana yakafara se70 ° . Iyo fresnel lens inoburitsa danda rakapfava-rakapfava, saka rinowanzoshandiswa sechiedza chekushambidza. Anobata pamberi pemapuranga anogona kubata firimu remapurasitiki remapurasitiki (gel) rinonongedza mwenje kana waya skrini kana chando chepurasitiki kuti uzvishande. The Fresnel lens is useful in the making of motion pictures not only because of its ability to focus the beam brighter than a typical lens, but also because the light is a relatively consistent intensity across the entire width of the beam of light.

Optical Landing Systems paUS Navy Ndege Inotakura USS Dwigight D. Eisenhower

Vatakuri vedenga uye Naval Air Shizha kazhinji vanoshandisa ma-fresnel lens mune yavo chaiyo yekutakura masisitimu. Iyo "nyama yeCalboll" yechiedza inobatsira mutyairi wekuchengetedza glide yakakodzera nzvimbo yekutandarira. Pakati penzvimbo ndeye amber uye matsvuku magetsi anoumbwa nefresnel lens. Kunyangwe magetsi achigara ari, iyo kona yemazini kubva kune iyo playlen point yekuona inosarudza ruvara uye chinzvimbo chechiedza chinooneka. Kana magetsi achibuda pamusoro pegirini yakasvibira yakatwasuka, mutyairi akanyanya. Kana iri pazasi, mutyairi akanyanya kuderera, uye kana mwenje dzakatsvuka, mutyairi akaderera kwazvo. [Kutenderera kunodiwa

Project

Iko kushandiswa kwefresnel lens kune fananidzo yemifananidzo kunoderedza mufananidzo wemhando, saka ivo vanowanzoitika chete uko kune hunhu hachiitike kana kuti huwandu hwesimbe hwakasimba hwaigona kurwadziswa. Fresnel Fresnel Lenses inogona kutsikwa kana kuumbwa yePlastiki inojekeswa uye inoshandiswa mumhando yepamusoro uye terevhizheni dzidziso.

Fresnel Lenses yeakasiyana edzimba dzakareba (imwe collimator, uye mumwe muunganidzi) anoshandiswa mukutengesa uye diy fungidziro. Iyo collimator lens ine yakaderera focal urefu uye yakaiswa padyo neyakajeka sosi, uye iyo lens inoisa mwenje mune iyo trencet lens, inoiswa mushure meiyo fananidzo yePROJI (Active Matrix LCD Panel muLCD Projectors). Fresnel Lenses anoshandiswawo seanodzvinyirira mumakiromita epamusoro.

SOLAR SIMBA

Sezvo mapurasitiki emapurasitiki anogona kuitwa akakura kupfuura girazi lens, pamwe nekuve zvakanyanya zvakachipa uye zvakareruka, ivo vanoshandiswa mumasokisi, uye mune vagari veSolar vakashandiswa kupisa mvura yekushandisa mudzimba. Ivo vanogona zvakare kushandiswa kuburitsa steam kana kusimba injini inonamira.

Fresnel Lenses anogona kuisa pfungwa dzezuva kumasokisi ezuva nehuremu hweanenge 500: 1. [19] Izvi zvinobvumira iyo solar inoshanda-sosi yekudzikiswa, yakadzika mutengo uye kubvumira kushandiswa kwemasero anoshanda zvakanyanya izvo zvingave zvinodhura zvakanyanya. Mukutanga kwezana ramakore rechi21, varatidziro wechibharo kwakatanga kushandiswa mukusangana nesimba reSolar (CLP) zvidyarwa kuti vatarise simba reSolar.

Fresnel Lenses inogona kushandiswa kutadza jecha, kubvumira 3D kudhinda mugirazi.