N-BK7 shine gilashin gilashin kambi na borosilicate wanda aka yadu ana amfani dashi a bayyane da bakan NIR, yawanci ana zaɓa a duk lokacin da ƙarin fa'idodin UV fused silica (watau ingantaccen watsawa zuwa cikin UV da ƙananan ƙimar haɓakar thermal) ba lallai ba ne.Mun saba yin amfani da abin da ya dace na Sinanci na CDGM H-K9L don musanya N-BK7.
Paralight Optics yana ba da ruwan tabarau na N-BK7 (CDGM H-K9L) Bi-Convex tare da zaɓuɓɓukan ko dai ba a rufe su ba ko kuma namu antireflection (AR), wanda ke rage yawan hasken da ke nunawa daga kowane saman ruwan tabarau.Tun da kusan 4% na hasken abin da ya faru yana nunawa a kowane farfajiya na wani yanki maras rufi, aikace-aikacen babban aikin mu na multilayer AR yana inganta watsawa, wanda ke da mahimmanci a aikace-aikacen ƙananan haske, kuma yana hana abubuwan da ba a so (misali. hotunan fatalwa) hade da tunani da yawa.Samun na'urorin gani tare da suturar AR da aka inganta don kewayon 350 - 700 nm, 650 - 1050 nm, 1050 - 1700 nm da aka ajiye akan duka saman biyu.Wannan shafi yana rage girman girman abin da ke cikin ƙasa da 0.5% a kowace farfajiya, yana ba da matsakaicin matsakaicin watsawa a cikin kewayon shafi na AR don kusurwoyin abin da ya faru (AOL) tsakanin 0 ° da 30 ° (0.5 NA). da za a yi amfani da shi a manyan kusurwoyin abin da ya faru, yi la'akari da yin amfani da suturar al'ada wanda aka inganta a kusurwar 45 ° na abin da ya faru;wannan al'ada shafi yana da tasiri daga 25 ° zuwa 52 °.Rubutun Broadband suna da nau'in sha na yau da kullun na 0.25%.Bincika Hotuna masu zuwa don bayanin ku.
CDGM H-K9L
330 nm - 2.1 μm (Ba a rufe)
Ba a rufe ba ko tare da Rufin AR ko Laser V-Coating na 633nm, 780nm ko 532/1064nm
Akwai daga 10.0 mm zuwa 1.0 m
Don Amfani a Finite Conjugates
Mafi dacewa don Aikace-aikacen Ƙarshen Hoto da yawa
Substrate Material
N-BK7 (CDGM H-K9L)
Nau'in
Lens na Plano-Convex (PCV).
Fihirisar Refraction (nd)
1.5168
Lambar Abbe (Vd)
64.20
Ƙididdigar Ƙarfafa Ƙarfafa Ƙwararru (CTE)
7.1x10-6/ ℃
Haƙuri na Diamita
Daidaitawa: +0.00/-0.10mm |Maɗaukakin Maɗaukaki: +0.00/-0.02mm
Hakuri mai kauri
Daidaitawa: +/- 0.10 mm |Maɗaukakin Maɗaukaki: +/- 0.02 mm
Hakuri Tsawon Tsawon Hankali
+/- 1%
Ingancin saman (Scratch-Dig)
Daidaitawa: 60-40 |Babban Mahimmanci: 40-20
Lalacewar Sama (Side na Plano)
λ/4
Ƙarfin Ƙarfin Sama (Spherical Side)
3 λ/4
Rarraba Surface (Kololuwa zuwa kwari)
λ/4
Cibiyar
Daidaitawa:<3 arcmin |Babban Madaidaici: <30 arcsec
Share Budewa
90% na Diamita
Rahoton da aka ƙayyade na AR
Dubi bayanin da ke sama
Watsawa akan Rage Rufe (@ 0° AOI)
Tavg> 92% / 97% / 97%
Tunani akan Rage Rufe (@ 0° AOI)
Ravg<0.25%
Zane Tsayin Tsawon Tsawon Tsawon Lokaci
587.6 nm
Ƙarfin Lalacewar Laser
> 7.5 J/cm2(10ns, 10Hz, @ 532nm)