• Precision-Aplanatic-Negative-Achromatic-Lenses

Precision Aplanatic
Achromatic Doublets

Lense ea achromatic, eo hape e tsejoang e le achromat, hangata e na le likarolo tse 2 tsa mahlo tse kopantsoeng hammoho, hangata e le ntho e ntle e tlase (hangata ke lense ea khalase ea biconvex) le karolo e mpe ea index e phahameng (joalo ka khalase ea lejoe le thata).Ka lebaka la phapang ea li-indices tsa refractive, liphatlalatso tsa likarolo tse peli li lefella tse ling ka mokhoa o itseng, ho feto-fetoha ha chromatic mabapi le maqhubu a mabeli a khethiloeng ho lokisitsoe.Li ntlafalitsoe hore li lokise liphapanyetsano tsa on-axis spherical le chromatic.Lense ea Achromatic e tla fana ka boholo bo bonyenyane ba matheba le boleng bo holimo ba setšoantšo ho feta lense ea singlet e ka bapisoang le bolelele bo lekanang.Sena se etsa hore e be tse loketseng bakeng sa lits'ebetso tse shebaneng le litšoantšo le Broadband.Li-Achromats li entsoe le ho etsoa ho khotsofatsa mamello e thata ka ho fetesisa e hlokahalang mehleng ea kajeno ea tšebetso e phahameng ea laser, electro-optical and imaging system.

Paralight Optics e fana ka mefuta e fapaneng ea li-achromatic optics tse tloaelehileng tse nang le boholo bo hlalosoang ke bareki, bolelele bo tsepamisitsoeng, lisebelisoa tsa substrate, lisebelisoa tsa samente le likoahelo li entsoe ka tloaelo.Lilense tsa rona tsa achromatic li koahela 240 - 410 nm, 400 - 700 nm, 650 - 1050 nm, 1050 - 1620 nm, 3 - 5 µm, le 8 - 12 µm maqhubu a maqhubu.Li fumaneha li sa hloekisoe, li kentsoe kapa li le lipara tse tšoanang.Mabapi le li-achromatic doublets & triplets line-up, re ka fana ka li-doublets tsa achromatic (tse tloaelehileng le tse nepahetseng tsa aplanatic), li-cylindrical achromatic doublets, li-achromatic doublet pairs tse ntlafalitsoeng bakeng sa li-conjugate tse fokolang le tse loketseng bakeng sa tsamaiso ea litšoantšo le mekhoa ea ho hōlisa, li-air-spaced achromatic doublets. tse loketseng lits'ebetso tsa matla a holimo ka lebaka la tšenyo e kholo ho feta li-achromats tse samente, hammoho le li-triplets tsa achromatic tse lumellang hore ho be le taolo e phahameng ea ho kheloha.

Paralight Optics' Precision Aplanats (Aplanatic Achromatic Doublets) ha e lokisoe feela bakeng sa ho kheloha ha spherical le axial color joalo ka Standard Cemented Achromatic Doublets empa hape e lokiselitsoe ho koma.Motsoako ona o etsa hore e be aplanatic ka tlhaho mme o fana ka ts'ebetso e ntle ea optical.Li sebelisoa e le sepheo sa ho shebana le laser le lits'ebetsong tsa electro-optical & imaging.

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Likaroloana:

Melemo:

Phokotso ea Axial Chromatic & Spherical Aberration

Papiso le Li-Doubles tse tloaelehileng tsa Achromatic:

E-ba le Matlafatso ea ho Lokisa bakeng sa Coma

Ts'ebetso ea Optical:

Aplanatic ka Tlhaho le ho fana ka Ts'ebetso e Ntle ea Optical

Lisebelisoa:

Tsepamiso ea Laser le ho Electro-Optical & Imaging Systems

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Litlhaloso Tse Tloaelehileng:

pro-related-ico

Reference Drawing bakeng sa

achromatic doublet

f: Bolelele ba Tsepamiso
fb: Back Focal Length
R: Radius ea Curvature
tc: Botenya ba Bohareng
te: Botenya ba moeli
H”: Sefofane se ka Morao

Tlhokomeliso: Bakeng sa ts'ebetso e ntle ka ho fetisisa ha o kopanya mohloli oa lintlha, hangata sebopeho sa pele sa moea ho ea ho khalase se nang le radius e kholo ea kobeha (lehlakore le bataletseng) se lokela ho shebana le hole le sekontiri se kopantsoeng, ka lehlakoreng le leng ha ho tsepamisitsoe libalaka e kopaneng. -Khalase segokanyimmediamentsi sa sebolokigolo e khutsoanyane radius ea kobehileng (lehlakoreng le kobehileng ho feta) lokela ho tobana le ketsahalo collimated beam.

 

Mekhahlelo

Ranges & Tolerances

  • Substrate Material

    Mefuta ea Khalase ea Crown le Flint

  • Mofuta

    Achromatic Doublet e entsoeng ka Cemented

  • Diameter

    3 - 6mm / 6 - 25mm / 25.01 - 50mm / > 50mm

  • Mamello ea Diameter

    Precison: +0.00/-0.10mm |Ho nepahala ho Phahameng:> 50mm: +0.05/-0.10mm

  • Mamello ea Botenya ba Setsi

    +/-0.20 limilimithara

  • Mamello ea Bolelele ba Tsepamiso

    +/-2%

  • Boleng ba Bokaholimo (scratch-che)

    40-20 / 40-20 / 60-40 / 60-40

  • Spherical Surface Power

    3 λ/2

  • Irregularity ea holim'a metsi (Peak to Valley)

    Tlhaloso: λ/4 |Ho nepahala ho Phahameng:> 50mm: λ/2

  • Setsi

    3-5 arcmin /<3 arcmin/<3 arcmin / 3-5 arcmin

  • Aperture e Hlakileng

    ≥ 90% ea Diameter

  • Ho roala

    BBAR 450 - 650 nm

  • Moqapi oa Wavelengths

    587.6 nm

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Kerafo

Focal Shift vs. Wavelength
Li-doublet tsa rona tsa achromatic li ntlafalitsoe ho fana ka bolelele bo batlang bo sa fetohe ho bandwidth e pharaletseng.Sena se finyelloa ka ho sebelisa moralo oa likarolo tse ngata ho Zemax® ho fokotsa ho fetoha ha chromatic ea lense.Phatlalatso ka khalase ea pele e ntle ea moqhaka oa doublet e lokisoa ke sehlopha sa bobeli sa lejoe le thata, se hlahisang ts'ebetso e ntle ea Broadband ho feta li-singles tsa spherical kapa lilense tsa aspheric.Kerafo e ka lehlakoreng le letona e bonts'a phetoho e shebaneng le paraxial e le ts'ebetso ea bolelele ba maqhubu bakeng sa doublet e bonahalang ea achromatic ka bolelele ba 400mm, Ø25.4 mm bakeng sa referense ea hau.

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Papiso ea Reflectance Curves ea AR-Coated Achromatic Doublets (Bokhubelu bakeng sa ponahalo ea 350 - 700nm, Boputsoa bakeng sa ponahalo e atolositsoeng ea 400-1100nm, Botala bakeng sa IR e haufi ea 650 - 1050nm)