Ka lihora tsa motšehare tse ntseng li eketseha le khanya ea letsatsi e matla haholoanyane, ho tsamaea literateng, ha ho thata ho hlokomela hore batho ba bangata ba roetse lilense tsa photochromic ho feta pele.Likhalase tsa letsatsi tse fanoeng ke ngaka e 'nile ea e-ba mohloli o ntseng o hōla oa chelete indastering ea thekiso ea liaparo tsa mahlo lilemong tsa morao tjena, 'me lilense tsa photochromic e ntse e le setsi se tsitsitseng sa thekiso ea lehlabula.Mmaraka le kamohelo ea bareki ea lilense tsa photochromic li tsoa ho setaele sa bona, tšireletso e bobebe, le litlhoko tse amanang le ho khanna.
Mehleng ena, batho ba bangata ba hlokomela tšenyo e bakoang ke mahlaseli a ultraviolet letlalong.Setlolo se sireletsang letlalo letsatsing, li-parasol, likatiba tsa baseball, esita le likoahelo tsa letsoho tsa silika ea leqhoa li fetohile lintho tsa bohlokoa bakeng sa ho intša lehlabula.Tšenyo eo mahlaseli a mahlaseli a kotsi a e etsang mahlong a ka 'na a se ke a bonahala hang-hang joaloka letlalo le sootho, empa ha nako e ntse e ea, ho pepeseha ho feteletseng ho ka lebisa liphellong tse matla le ho feta.Mafu a mahlo a kang cataract le ho senyeha ha macular ho amanang le lilemo ho 'nile ha pakoa hore a na le lihokelo tse tobileng kapa tse sa tobang ho pepesehela UV.Hajoale, bareki ba Machaena ha ba na mohopolo o kopaneng oa "nako ea ho roala likhalase tsa letsatsi" ho latela maemo a letsatsi.Hangata, tikoloho ea mabone a ka ntle e se e hloka tšireletso e khanyang, empa bareki ba bangata ba ikutloa hore "ha ho hlokahale" 'me ba khetha ho se apare.Khahlanong le semelo sena, lilense tsa photochromic, tse fanang ka khalemelo ea pono le tšireletso e bobebe ntle le tlhoko ea ho tlosoa joalo ka likhalase tsa letsatsi tse tloaelehileng maemong a fapaneng, li ntse li amoheloa har'a batho ba bangata.
Molao-motheo oa phetoho ea mebala ka lilense tsa photochromic o thehiloe ho "photochromism."Ka ntle, lilense tsena lia fifala ho tšoana le likhalase tsa letsatsi 'me li khutlela ho hlaka le ho bonaletsa ka tlung.Tšobotsi ena e amahanngoa le ntho e tsejoang e le silver halide.Nakong ea ts'ebetso ea tlhahiso, bahlahisi ba lense ba kenya setsi kapa lera la filimi ea lilense tse nang le li-microcrystals tsa silver halide.Ha e pepeselitsoe khanya e matla, silevera halide e bola ho ba li-ion tsa silevera le halide ion, e monyang boholo ba khanya ea ultraviolet le khanya e itseng e bonahalang.Ha leseli le tikolohong le fifala, li-ion tsa silevera le li-ion tsa halide li kopana hape ho ba halide ea silevera tlas'a khato e fokolang ea oxide ea koporo, e leng se etsang hore 'mala oa lense o be bobebe ho fihlela o hlaka hape o pepenene.
Phetoho ea 'mala oa lilense tsa photochromic ke phello ea letoto la liphetoho tsa lik'hemik'hale, tse nang le leseli (ho kenyeletsa le leseli le bonahalang le la ultraviolet) le bapala karolo ea bohlokoa liketsong tsena.Ka tlhaho, katleho ea mokhoa oa ho fetola mebala e susumetsoa ke linako tsa selemo le maemo a leholimo, kahoo hase kamehla e bolokang phello e tsitsitseng le e tsitsitseng.
Ka kakaretso, maemong a leholimo a leholimo, matla a mahlaseli a ultraviolet a matla, a lebisang ho karabelo e matla ea photochromic, 'me lilense li fifala haholo.Ka lehlakoreng le leng, matsatsing a maru, ha mahlaseli a UV le khanya ea khanya e fokola, lilense li bonahala li le bobebe.Ho phaella moo, ha mocheso o ntse o phahama, 'mala oa lilense tsa photochromic oa khanya butle-butle.Ka lehlakoreng le leng, ha mocheso o theoha, butle-butle lilense li fifala.Sena se bakoa ke hore lithempereichara tse phahameng, li-ion tsa silevera le li-ion tsa halide, tseo pele li neng li senyehile, li fokotsehile ho khutlela ho halide ea silevera tlas'a matla a phahameng, ho khantša 'mala oa lilense.
Mabapi le lilense tsa photochromic, ho boetse ho na le lipotso tse tloaelehileng le lintlha tsa tsebo:
Na lilense tsa photochromic li na le phetisetso ea leseli e tlase / ho hlaka ha ho bapisoa le lilense tse tloaelehileng?
Lilense tsa boleng bo holimo tsa photochromic ha li na 'mala ka ho felletseng ha li sa kengoa tšebetsong ebile ha li na phetiso ea khanya e tlase ho feta lilense tse tloaelehileng.
Ke hobane'ng ha lilense tsa photochromic li sa fetole 'mala?
Ho haella ha phetoho ea mebala ka lilense tsa photochromic ho amana le lintlha tse peli: maemo a mabone le moemeli oa photochromic (silevera halide).Haeba li sa fetole 'mala esita le khanyeng e matla le mahlaseli a UV, ho ka etsahala hore moemeli oa photochromic o senyehile.
Na phello ea ho fetola mebala ea lilense tsa photochromic e tla mpefala ha nako e ntse e ea?
Joalo ka lilense life kapa life tse tloaelehileng, lilense tsa photochromic le tsona li na le nako ea bophelo.Ka tlhokomelo e nepahetseng, hangata ba phela lilemo tse 2-3.
Hobaneng ha lilense tsa photochromic li fifala ka ho sa feleng ha nako e ntse e ea?
Haeba lilense tsa photochromic li fifala ha nako e ntse e ea 'me li sitoa ho khutlela pepeneneng ka ho feletseng, ke hobane moemeli oa tsona oa photochromic ha a khone ho khutlela sebakeng sa hae sa pele ka mor'a ho fetola' mala, e leng se etsang hore ho be le tint e setseng.Ketsahalo ena e atile haholo lilenseng tsa boleng bo tlase, athe lilense tse ntle tsa photochromic li ke ke tsa ba le bothata bona.
Ke hobane'ng ha lilense tse bohlooho li atile haholo 'marakeng?
Lilense tse bohlooho li ka monya mahlaseli a infrared le 98% ea mahlaseli a UV.Molemo o moholo oa lilense tse bohlooho ke hore ha li fetole mebala ea pele ea lintho, ka katleho li fokotsa matla a khanya.Li monya khanya ka ho lekana ho li-spectrum tsohle, kahoo lintho li bonahala li le lefifi empa ntle le ho sotha ho hoholo ha mebala, ho fana ka pono ea 'nete le ea tlhaho.Ho phaella moo, bohlooho ke 'mala o sa nke lehlakore, o loketseng motho e mong le e mong, o etsa hore o tumme haholoanyane' marakeng.
Nako ea poso: Jan-11-2024