• DCV-Lenses-ZnSe-1

Zinc Selenide (ZnSe)
Bi-Concave Lenses

Bi-concave ko Double-concave (DCV) ruwan tabarau suna da mummunan tsayin daka. Ana iya amfani da waɗannan ruwan tabarau masu jujjuya don karkatar da katakon da aka haɗa zuwa ga abin da aka fi mayar da hankali sosai kuma ana amfani da su a cikin na'ura mai faɗi irin na Galilean. Ana kuma amfani da su sau da yawa don rarrabuwa ko ƙara bambance-bambancen katako mai haɗuwa. A cikin tsarin gani, ya zama ruwan dare ga masu bincike su zaɓi na'urorinsu a hankali domin ɓarnar da aka gabatar ta hanyar ingantattun ruwan tabarau masu kyau da mara kyau-tsawon tsawaitawa kamar sokewa. Wasu suna amfani da waɗannan ruwan tabarau a bibiyu don ƙara ingantaccen tsayin daka mai hadewa kamar ruwan tabarau na meniscus mara kyau.

Lokacin yanke shawara tsakanin ruwan tabarau na plano-concave da ruwan tabarau bi-concave, duka biyun suna haifar da hasken abin da ya faru ya bambanta, yawanci ya fi dacewa don zaɓar ruwan tabarau mai ɗaukar hoto idan cikakkiyar rabon haɗin gwiwa (nisa tazarar abu da tazarar hoto) yana kusa da 1. Lokacin da cikakken girman girman da ake so ya kasance ko dai ƙasa da 0.2 ko mafi girma fiye da 5, yanayin shine zaɓin ruwan tabarau na plano-concave maimakon.

Ruwan tabarau na ZnSe sun dace sosai don amfani tare da manyan laser CO2 masu ƙarfi. Paralight Optics yana ba da ruwan tabarau na Zinc Selenide (ZnSe) Bi-Concave ko Double-Concave (DCV) Lenses tare da babban shafi na AR wanda aka inganta don kewayon 8 - 12 μm da aka ajiye akan duka saman biyu. Wannan shafi yana rage girman girman abin da ke cikin ƙasa, yana samar da matsakaicin watsawa fiye da 97% a duk faɗin kewayon AR. Don ƙarin bayani game da sutura, da fatan za a duba Hotuna masu zuwa don abubuwan da suka dace.

ikon rediyo

Siffofin:

Abu:

Zinc Selenide (ZnSe)

Zaɓuɓɓukan Rufe:

Akwai Marasa Rufi ko tare da Rufin Kaya

Tsawon Hankali:

Akwai daga -25.4mm zuwa -200 mm

Aikace-aikace:

Mafi dacewa ga CO2 Aikace-aikacen Laser Sakamakon Ƙarƙashin Ƙarƙashin Ƙarfafawa

icon-fasalin

Bayanai gama gari:

pro-related-ico

Zane na Magana don

Ruwan tabarau na Concave Biyu (DCV).

f: Tsawon Hankali
fb: Tsawon Hankali na Baya
ff: Tsawon Gaba
R: Radius na Curvature
tc: Kauri na tsakiya
te: Kauri Gefe
H”: Babban Jirgin Sama

Lura: An ƙaddara tsayin mai da hankali daga babban jirgin sama na baya, wanda ba lallai ba ne ya yi layi tare da kaurin gefen.

 

Ma'auni

Ragewa & Haƙuri

  • Substrate Material

    Laser-Grade Zinc Selenide (ZnSe)

  • Nau'in

    Biyu-Convave (DCV) Lens

  • Fihirisar Refraction

    2.403 @ 10.6μm

  • Lambar Abbe (Vd)

    Ba a bayyana shi ba

  • Ƙididdigar Ƙarfafa Ƙarfafa Ƙwararru (CTE)

    7.1x10-6/ ℃ a 273K

  • Haƙuri na Diamita

    Tsayi: +0.00/-0.10mm | Maɗaukakin Maɗaukaki: +0.00/-0.02mm

  • Hakuri mai kauri

    Tsayi: +/- 0.10 mm | Maɗaukakin Maɗaukaki: +/- 0.02 mm

  • Hakuri Tsawon Tsawon Hankali

    +/- 1%

  • Ingancin saman (scratch-dig)

    Tsaida: 60-40 | Mafi Girma: 40-20

  • Spherical Surface Power

    3 λ/4

  • Rarraba Surface (Kololuwa zuwa kwari)

    λ/4 @ 633 nm

  • Cibiyar

    Daidaitawa:<3 arcmin | Babban Madaidaici<30 sk

  • Share Budewa

    80% na Diamita

  • Range Rufin AR

    8-12 m

  • Tunani akan Rage Rufe (@ 0° AOI)

    Ravg<1.0%, Rabi'u<2.0%

  • Watsawa akan Rage Rufe (@ 0° AOI)

    Tavg> 97%, Shafuka> 92%

  • Zane Tsayin Tsawon Tsawon Tsawon Lokaci

    10.6m ku

  • Ƙarfin Lalacewar Laser

    5 j/cm2(100 ns, 1 Hz, @10.6μm)

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Hotuna

♦ Hanyar watsawa na 5 mm lokacin farin ciki, ZnSe substrate ba a rufe ba: babban watsawa daga 0.16 zuwa 16 μm
♦ Hanyar watsawa na 5 mm AR mai rufi na ZnSe: Tavg> 97% akan kewayon 8 - 12 μm

samfurin-line-img

Lanƙwan Watsawa na 5 mm Kauri mai rufin AR (8 µm - 12 μm) Substrate ZnSe a 0° AOI