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Sidee loo doortaa tusmada dib-u-celinta saxda ah ee lenska?
Marka la dooranayo muraayadda, waxaa jiri doona 1.56, 1.61, 1.67, 1.74 iyo qiyamka kale ee la dooranayo, qiimahani wuxuu loola jeedaa index refractive ee muraayadda.Mar kasta oo uu sareeyo tusmada dib-u-celinta ee muraayadda, ayaa lensku sii dhuuban yahay, muraayadduna waa sii adkaanaysaa.Dabcan, marba marka ka dambaysa sii kordhaya tiradaAkhri wax dheeraad ah -
Horudhac iyo Mabda'a muraayadaha Sawirka
Midabka Xasaasiga ah ee Qorraxda Beddelka Midabka Sawirka Sawirka Sawirka Sawirka Sawirka lenses-ka sawir-qaadista waxaa la soo saaraa iyadoo la isku qaso midabada sawir-chromic iyo monomer lens ka dibna lagu duro caaryada.Midabka loo yaqaan 'photochromic pigment' waa budo khaas ah oo loogu talagalay in lagu beddelo midabka marka uu soo baxo isha iftiinka UV, laakiin wuxuu si fiican uga falceliyaa inuu toosiyo ...Akhri wax dheeraad ah -
IMAX, DOLBY... Waa maxay faraqa u dhexeeya
IMAX Dhammaan IMAX maaha "IMAX LASER", IMAX Digital VS Laser IMAX waxay leedahay nidaam u gaar ah laga bilaabo duubista ilaa baarista, taas oo dammaanad qaadaysa heerka ugu sarreeya ee tayada daawashada.IMAX waxay leedahay tignoolajiyad cusub, shaashado waaweyn, heerar cod sare ah, iyo doorashooyin midab leh."Standard IMAX" e...Akhri wax dheeraad ah -
Qalabka muraayadaha, fahamka sababta muraayadahaagu u dhumuc weyn yihiin ama u dhuuban yihiin
Muraayadaha muraayadahaMaalmihii hore ee hagaajinta aragga, dhammaan muraayadaha muraayadaha indhaha waxay ka samaysan yihiin dhalo.Qalabka ugu muhiimsan ee muraayadaha muraayadaha waa muraayadda indhaha.Tilmaanta refractive-ku way ka sarraysaa kan lenska resin-ka, markaa muraayadda dhaladu way ka dhuuban tahay lenska resin ee isla awoodda ah.Tusmada dib-u-celinta ee muraayadda muraayadda...Akhri wax dheeraad ah -
Shiinaha International Optics Fair - Beijing ayaa la qorsheeyay 2022-09-14 ilaa 2022-09-16
Bandhigga warshadaha indhaha ee caalamiga ah ee Shiinaha ayaa ka bilaabmay Shanghai 1985. 1987, bandhigga waxaa loo wareejiyay Beijing, oo ay ansixisay Wasaaradda Xiriirka Dhaqaalaha Dibadda iyo Ganacsiga (hadda Wasaaradda Ganacsiga) oo ah bandhig rasmi ah oo caalami ah oo dalka ah.Sida indhaha indhaha...Akhri wax dheeraad ah -
Nooca muraayada daawada laguu qoray ayaa adiga kuugu fiican?
Lens Aragga Keliya VS.Bifocal VS.Muraayadaha aragga hal-aragga ah ee horumarka leh ayaa bixiya hal sixid oo indho-indhayn ah.Tani waxay ka dhigan tahay inay si siman diiradda u qaybiyaan muraayadda oo dhan, halkii ay u kala qaybin lahaayeen diiradda u dhexeeya qaybta sare iyo qaybta hoose, sida kiiska bifocals.Hal ...Akhri wax dheeraad ah
