Sidee loo doortaa index refractive of lens?

Waqtigan xaadirka ah, dad badan ayaa aaminsan in muraayadaha qaaliga ah ee qaaliga ah, ay ka fiican yihiin!Si loo fahmo cilmi-nafsiga macaamiisha, dukaamada indhaha waxay inta badan isticmaalaan index refractive meel wax lagu iibiyo si ay u kordhiyaan qiimaha muraayadaha si ay u helaan faa'iidooyin dhaqaale oo sarreeya.Markasta oo uu sareeyo tusmada dib-u-celinta, muraayadda khafiifka ah, ayaa kor u kaca darajada, iyo qiimaha sarreeya!Marka ma runbaa in kor u kaca index refractive ee muraayadaha, ka wanaagsan?Aan ka hadalno.

Muraayadaha indhaha ee wanaagsan waa inay tixraacaan muraayadaha leh sifooyinka wanaagsan ee indhaha, kuwaas oo ka muuqda gudbinta iftiinka sare, kala firdhinta yar yar, caabbinta xirashada wanaagsan, ilaalinta ultraviolet xooggan, iyo ilaalinta shucaaca wanaagsan.

Caadi ahaan tusmada muraayadaha muraayadaha waxaa ka mid ah 1.49, 1.56, 1.61, 1.67, 1.74, 1.8, 1.9.Myopia waxa loo qaybin karaa myopia fudud (gudahood 3.00 digrii), myopia dhexdhexaad ah (inta u dhaxaysa 3.00 iyo 6.00 degrees), iyo myopia sare (ka sarreeya 6.00 darajo).Guud ahaan marka loo eego myopia khafiif ah iyo dhexdhexaad ah (filan ilaa 400 darajo) CHOICE refractive index waa 1.56 OK, (300 darajo ilaa 600 darajo) 1.56 ama 1.61 labadan nooc ee tusaha refractive-ka ayaa dooranaya waxoogaa ku habboon, 600 darajo ee kor ku xusan waxay tixgelin karaan 1.67 ama 1.74 muraayadda index refractive.Dabcan, kuwani maaha kuwo dhammaystiran, inta badan marka loo eego doorashada qaabka iyo xaaladda dhabta ah ee indhahooda si ay u go'aansadaan.

Marka uu sareeyo index refractive-ka, muraayadda khafiifka ah, tignoolajiyada sare ee loo baahan yahay, qiimaha sarreeya, laakiin qeexitaan hoose, hoose ee index-ka ayaa noqon doona!

muraayad

Marka uu sareeyo tusaha wax-soo-celinta ayaa ah, inta badan dib-u-soo-celinta waxay dhacdaa ka dib marka iftiinku dhex maro muraayadda, iyo khafiifinta muraayadda.Si kastaba ha ahaatee, mar kasta oo index refractive waa, aad u halis ah ifafaale kala firidhsan yihiin, sidaas darteed muraayada index refractive sare leh tirada Abbe hoose.Si kale haddii loo dhigo, index refractive ayaa ka sarreeya, lensku wuu khafiifsan yahay, laakiin muuqaalka midabkiisu maaha mid qani ah sida celceliska 1.56.Muraayadaha tusmooyinka refractive sare waxaa badanaa loo isticmaalaa kumanaan darajo.

Faa'iidada ugu weyn ee lenses index refractive sare waa ay khafiif ah, taas oo aan daruuri u horseedi waxqabadka indhaha wanaagsan.Macaamiisha ku jira doorashada muraayadaha, waa inay doortaan iyadoo loo eegayo darajooyinka indhaha ee kala duwan si ay ugu habboonaadaan iyaga u gaar ah, waxqabadka ugu fiican ee muraayadda, indho la'aanta index refractive sare maaha mid la jecel yahay, ku habboon waa tan ugu muhiimsan!


Waqtiga boostada: Agoosto-08-2022