Tej zaum nyob rau hauv lub locker chav tsev ntawm lub khw, koj khaws ib tug zoo hnav ris tsho thiab saib zoo nyob rau hauv daim iav. Tab sis thaum koj mus tsev, koj tsis pom qhov zoo ntawm daim iav. Vim li cas ib daim iav zoo li zoo thiab lwm qhov zoo li txawv? Tsis txhob txhawj yog tias koj lub zeem muag tsis raug. Txhua yam, suav nrog teeb pom kev zoo thiab daim iav Lub kaum sab xis, tuaj yeem cuam tshuam koj saib hauv daim iav. Hauv tsab xov xwm no, peb mam li qhia koj hauv kev nthuav dav vim li cas koj saib txawv ntawm cov iav sib txawv. Thiab nws tseem yuav qhia koj tias vim li cas peb saib txawv ntawm daim iav thiab hauv daim duab. Thiab daim iav lossis daim duab twg yuav ua rau koj saib zoo dua.
Tej yam koj yuav tsum paub
1. Lub teeb, Lub kaum ntse ntse, thiab tuab ntawm iav tuaj yeem ua rau koj saib txawv ntawm cov iav sib txawv.
2. Daim iav tsis zoo ib yam li daim duab; nws inverts koj daim duab thiab ua rau koj saib txawv hauv daim iav dua li hauv daim duab.
3. Peb feem ntau saib hauv daim iav thiab xav tias muaj tseeb dua li cov duab. Tias yog vim li cas qee zaum nws zoo dua los saib hauv daim iav dua li thaij duab.
Yog vim li cas koj saib txawv nyob rau hauv txawv daim iav
Muaj ntau qhov laj thawj vim li cas cov iav txawv txawv, thiab ntawm no yog ob peb yam.
teeb
Yog tias koj saib ze ntawm daim iav hauv chav hloov khoom lag luam. Tom qab ntawd koj yuav pom tias daim iav hauv chav fittings zoo dua li daim iav hauv koj lub tsev. Vim nws feem ntau muaj teeb nyob ib ncig ntawm daim iav, nws yuav saib ntau intuitive. Cov xim ntawm cov khaub ncaws feem ntau yog ci.
Thiab cov iav hauv gyms feem ntau muaj teeb pom kev zoo rau lawv. Lub teeb mos no tsim ib qho chaw ntxoov ntxoo ntawm koj lub cev. Ntau qhov tseem ceeb ntawm koj cov leeg nqaij, saib zoo heev cov txiaj ntsig. Thiab piv rau lub teeb ncaj qha, lub teeb muag muag tuaj yeem pom qhov tsis zoo ntawm daim duab. Nws zoo li ntxim nyiam nyob rau hauv kab tag nrho.
Concavo-convex nto
Daim iav hauv peb lub neej yog ib daim iav tiaj tus. Nyob rau hauv cov xwm txheej zoo, txhua daim iav tiaj tiaj tiaj tiaj thiab muaj kev cuam tshuam cov duab qub. Qhov no, peb pom peb tus kheej li peb. Txawm li cas los xij, feem ntau cov iav muaj qee qhov nkhaus thiab khoov. Qhov tshwm sim no cuam tshuam koj cov duab thiab ua kom loj me ntsis lossis txo qis hauv qee qhov ntawm koj lub cev.
Hauv qee qhov chaw ua si lom zem, tsev cia puav pheej tshawb fawb thiab thev naus laus zis, muaj qee qhov tsom iav ntawm qhov concave thiab convex nto. Feem ntau ntawm cov iav no yog rau kev ua si. Lawv tuaj yeem ua rau koj lub ntsej muag me me, rog, lossis ntau dua. Cov iav convex kuj ua rau koj saib luv dua, thiab cov iav concave ua rau koj qhov kev xav pom siab dua.
Feem ntau, daim iav sab nraud, txawm tias daim iav concave-convex, yuav tsis pom tseeb dua qhov chaw ua si. Yog li yog tias koj xav qhia yog tias daim iav sab nraud yog deformed, muaj ib txoj hauv kev yooj yim. Koj tsuas yog yuav tsum tau saib seb cov kab hauv qhov kev xav uas yuav tsum ncaj yog dabtsi yog khoov. Ib yam li lub qhov rooj ncej. Qee qhov yuav tsis pom tseeb thiab yuav tsum tau saib xyuas kom zoo.
Thickness
Ntau daim iav thicknesses kuj tuaj yeem cuam tshuam koj cov duab. Yog tias koj qhov kev faib ua feem saib tsis sib xws hauv ib daim iav tab sis tsis nyob hauv lwm qhov, iav yuav nyias dhau. Lub khob nws tus kheej hnyav heev, yog li yog tias nws nyias dhau, nws tsis tuaj yeem nqa nws qhov hnyav. Qhov no yuav ua rau khoov deformation, yog li koj qhov proportions yuav saib tsis zoo.
Yog tias koj tab tom nrhiav daim iav rau koj lub tsev lossis kev lag luam siv. Nws raug nquahu kom koj yuav daim iav uas muaj tsawg kawg yog 3/8 nti (1 cm) tuab. Qhov tuab no ua kom ntseeg tau tias tus neeg feem ntau tsis cuam tshuam.
Koj tseem tuaj yeem ntxiv ib lub rooj ntoo muaj zog hauv qab daim iav. Ua li no, txawm tias lub khob nyias nyias, nws tuaj yeem tiv thaiv kev khoov thiab deformation. Tab sis kuv tseem xav kom ncaj qha xaiv qhov tseeb thickness ntawm daim iav, uas tseem txuag lub sij hawm thiab kev rau siab.
Khoom siv
Daim iav yog ua los ntawm ntau tshaj li iav xwb. Qee daim iav yog ua los ntawm cov yas acrylic resin. Cov iav no feem ntau yog qhov tsis zoo vim tias lawv yooj yim khoov. Thiab lawv tsis saib meej li iav. Nws yog lub teeb nyob rau hauv qhov hnyav, me ntsis reflective, thiab nws yog nquag khawb. Qhov no tsis haum rau kev yees duab lub cev, feem ntau ntawm lawv tseem siv los kho kom zoo nkauj lossis siv ib ntus.
Kuj tseem muaj ib daim iav stainless hlau, uas yog ruaj thiab corrosion resistant. Tab sis nws kuj tsis cuam tshuam zoo li iav tsom iav. Tsis tas li ntawd, muaj cov iav txhuas, iav polycarbonate, iav nyiaj thiab lwm yam. Daim iav ntawm cov ntaub ntawv no muaj lawv tus kheej zoo, tab sis lawv tsis zoo li iav iav.
Yog li tsis txhob txhawj yog tias koj saib zoo dua hauv daim iav hauv tsev dua li lwm qhov chaw. Nws tsis yog hais txog koj, nws yog hais txog dab tsi daim iav yog ua los ntawm. Feem ntau, koj tuaj yeem paub qhov txawv ntawm cov iav iav thiab acrylic iav hauv lub neej. Qhov cuam tshuam ntawm cov iav iav yuav muaj zog dua, yog li cov duab pom tseeb dua thiab raug dua. Acrylic iav yog qhov sib zog dua li cov iav iav thiab muaj qee qhov yooj.
Lub kaum sab xis
Cov chaw xws li cov khw muag khaub ncaws thiab gyms yog txhua yam sim ua kom koj zoo. Lawv feem ntau qaij rau sab nraub qaum ntawm daim iav, thiab qhov saum npoo ntawm daim iav yuav fim me ntsis. Lub kaum sab xis no yuav ua rau koj lub cev zoo dua. Tshwj xeeb, koj ob txhais ceg yuav saib ntev dua thiab koj lub cev yuav zoo li nyias. Ua ke nrog cov teeb pom kev zoo, tag nrho tus neeg yuav saib zoo rau qhov muag. Yog li ntawd, qhov tseeb tshaj plaws xav txog yog daim iav dai ncaj nraim rau ntawm phab ntsa.
Vim li cas tib neeg saib txawv ntawm daim iav dua li hauv cov duab
Nws yog ib qho tshwm sim uas tib neeg saib txawv hauv daim iav thiab cov duab. Muaj ntau ntau yam hauv qab no. Qee yam tseem ceeb tau piav qhia hauv qab no.
Daim iav inversion: Daim duab hauv daim iav yog thim sab laug thiab sab xis. Nws qhia tau tias daim iav duab ntawm koj, tsis yog qhov koj zoo li tiag tiag. Tib neeg saib hauv daim iav ntau zaus, yog li peb tau siv ntau dua los pom peb tus kheej hauv daim iav. Thiab cov duab, txawm li cas los, qhia peb li peb tiag tiag. Tab sis vim koj tsis thaij duab ntau zaus, nws xav tias me ntsis txawv txawv.
Lub koob yees duab lens distortion: Ntau hom lens kuj tuaj yeem cuam tshuam cov nyhuv ntawm kev txhaj tshuaj. Piv txwv li, lub kaum sab xis dav yuav nthuav dav cov yam ntxwv hauv nruab nrab ntawm koj lub ntsej muag, uas tuaj yeem ua rau koj lub qhov ntswg loj dua. Shooting nrug thiab focal ntev kuj muaj feem xyuam rau cov degree ntawm cov duab distortion. Kev txhaj tshuaj ze tuaj yeem tsim "cov nyhuv fisheye," uas tuaj yeem ua rau lub ntsej muag tsis zoo.
Lub teeb thiab duab ntxoov ntxoo: Lub teeb pom kev los ntawm daim iav yog txiav txim siab los ntawm lub teeb ambient koj fim hauv daim iav. Lub teeb nyob rau hauv daim duab yog qhov pib txiav txim siab los ntawm lub teeb ci ntawm qhov kev txhaj tshuaj. Nws yog ntuj rau peb saib peb tus kheej hauv daim iav hauv qab ntuj tsim. Tab sis yog tias koj tab tom tua, feem ntau koj yuav tsum tau sau lub teeb kom tua zoo dua. Cov teebmeem sib txawv ntawm lub teeb yuav kuj muaj qhov sib txawv ntawm daim tawv nqaij zoo nkauj. Yog li daim duab txawv ntawm daim iav.
Kev coj cwj pwm thiab kev qhia: Peb nyiam ua li cas thiab so thaum saib hauv daim iav. Qee lub sij hawm kuv tuaj yeem tso siab rau. Yog li nws yooj yim mus nrhiav lub kaum sab xis zoo tshaj plaws. Tab sis yog tias koj tab tom ua yeeb yaj kiab, koj yuav hnov ntxhiab ntawm lub koob yees duab. Thaum tib neeg ntshai heev, lawv yuav muaj qhov tsis zoo thiab tsis tuaj yeem ua rau muaj kev nthuav dav. Yog li thaum lub sijhawm thaij duab, tej zaum koj tseem yuav tau kho cov lus qhia, txav, thiab lwm yam. Ua li no, cov nyhuv yuav tsis zoo li thaum koj saib hauv daim iav.
Kev puas siab puas ntsws thiab kev xav: Peb qhov kev xav ntawm tus kheej yog feem ntau tsim los ntawm daim iav. Yog li peb muaj qee yam kev xav txog kev xav ntawm peb tus kheej cov duab, thiab peb kuj tsim ib tus cwj pwm. Thaum cov duab tsis tau raws li peb qhov kev cia siab, nws yog ib qho yooj yim kom muaj qhov sib txawv ntawm lub hlwb. Qhov no yog vim li cas tib neeg ib txwm xav tias daim duab tsis zoo. Qee zaum, cov duab kuj yog dab neeg, thiab pom lawv yuav ua rau koj nco txog qee yam. Yog li ntawd muaj qee qhov kev xav teb. Qhov kev xav ntawm kev xav no tseem cuam tshuam rau kev nkag siab ntawm cov duab hauv daim duab.
Technical yam: Lub koob yees duab thev naus laus zis ntawm kev tua neeg kuj yog ib feem loj ntawm cov duab zoo. Cov kws yees duab txawj ntse kuj ua cov duab zoo. Tau kawg, qhov zoo ntawm cov khoom siv lub koob yees duab kuj zoo. Nyob rau theem tom ntej, daim duab duab tuaj yeem hloov kho dua tom qab retouching thiab lim. Cov duab hloov pauv yuav zoo dua li qhov qub, tab sis nws yuav tsis tas yuav zoo li koj nyob hauv daim iav.
Keeb kwm thiab ib puag ncig: Cov keeb kwm yav dhau hauv daim duab feem ntau txawv ntawm qhov hauv daim iav. Ntau yam xim converge, thiab brightness yuav cuam tshuam rau tag nrho cov nyhuv. Nrog rau kev tua lub kaum sab xis, lub teeb txaus ambient lossis tsis yuav cuam tshuam rau daim duab.
Saum toj no
Ua kom tiav, peb yuav pom ntau yam sib txawv hauv daim iav sib txawv. Qhov no nyob ntawm lub teeb pom kev ntawm daim iav, txawm tias nws yog convex los yog tsis, lub thickness, cov khoom thiab lub kaum sab xis. Yog vim li cas vim li cas peb saib txawv hauv daim iav thiab hauv daim duab yog feem ntau ob qho tib si khoom siv thiab tib neeg yam. Kev nkag siab txog cov laj thawj no kuj pab peb lees txais ntau yam ntawm peb tus kheej hauv ntau txoj hauv kev.
