Lensi infrared silicon (Si) nwere mkpuchi IR na-egbochi ntụgharị uche

Foto a na-egosi na Lensi Infrared Silicon (Si) nwere mkpuchi IR nke na-egbochi ntụgharị uche

Nkọwa Dị Mkpirikpi:

Anya infrared silicon (Si) nwere mkpuchi IR na-egbochi ntụgharị uchebụ ihe ndị e ji anya eme nke ọma maka sistemụ anya infrared nke chọrọ arụmọrụ nnyefe dị elu, nkwụsi ike okpomọkụ, na ntụkwasị obi igwe. Site na iji silicon kristal otu-ọkwa optical na teknụzụ mkpuchi infrared dị elu, a na-ahazi lenses ndị a iji belata mfu anya ma melite arụmọrụ ọkwa sistemụ na ngwa infrared siri ike.

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atụmatụ

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Okwu Mmalite Lensi Si

N'ihi njirimara nnyefe infrared kwụsiri ike na njirimara anụ ahụ dị mma, silicon aghọọla ihe a na-anabata nke ọma maka imewe anya etiti infrared. Mgbe ejikọtara ya na mkpuchi IR AR nke ejiri nlezianya rụọ, lenzi silicon na-enye ngwọta dị ọnụ ala ma dị elu maka sistemụ onyonyo infrared nke oge a.

Njirimara Ihe na Uru Arụmọrụ Lens Si

Silicon na-enwe nnyefe infrared na-adịgide adịgide n'ime1.2–8 μmogologo wavelength dị oke mma ma dabara adaba maka3–5 μm (MWIR)Ngwa. Njirimara anụ ahụ ya dị n'ime na-enye ohere ka anya silik nọgide na-enwe nkwụsi ike na igwe ọbụlagodi n'ọnọdụ ọrụ siri ike.

Uru ihe dị mkpa gụnyere:

Nnukwu ike okpomọkụ maka mgbasa okpomọkụ dị irè
Ike siri ike nke igwe na iguzogide ujo okpomọkụ
Obere ibu ma e jiri ya tụnyere germanium, nke na-eme ka nhazi sistemụ dị obere kwekọọ
Ezigbo nkwụsi ike gburugburu ebe obibi na kemịkalụ
Ndakọrịta na usoro mmepụta ihe anya ziri ezi

Ihe ndị a na-eme ka lenzi silik bụrụ ezigbo nhọrọ maka sistemụ infrared nke ga-arụ ọrụ nke ọma n'ime ogologo oge ma ọ bụ n'ebe okpomọkụ na-agbanwe agbanwe.

Nhazi mkpuchi mgbochi ntụgharị uche nke infrared si lenses

Ebe ọ bụ na silicon nwere nnukwu ihe na-eme ka ọ dị nro, elu ndị a na-ekpuchighị ekpuchi nwere ike ibute nnukwu mfu ntụgharị uche. Iji dozie nke a,mkpuchi mgbochi ntụgharị uche infrareda na-etinye ya n'elu ihe nlele anya iji melite arụmọrụ anya.

Emebere mkpuchi IR AR ka o wee:

Belata ntụgharị uche Fresnel na njikọ silicon-ikuku
Mee ka mgbasa ozi dị irè gbasaa na eriri infrared ezubere iche
Meziwanye nghọta onyonyo, ọdịiche, na mmetụta nchọpụta
Belata ntụgharị uche ndị na-adịghị mma n'ime mgbakọ anya

Enwere ike ịhazi atụmatụ mkpuchi maka oke ogologo ebili mmiri dị iche iche dịka3–5 μm (MWIR) or 8–12 μm (LWIR), yana maka eriri infrared ahaziri iche nke akọwapụtara site na ihe achọrọ na sistemụ.

Nhazi anya na nrụpụta mgbanwe Si lens

Enwere ike iji enyo infrared silicon nwere mkpuchi IR AR dị na ọtụtụ nhazi anya iji kwado ụdị sistemụ dị iche iche:

Lensị Plano-convex, plano-concave, bi-convex, na bi-concave
Ọdịdị okirikiri na nke omenala maka aspherical geometry
Mkpuchi mgbochi ntụgharị uche IR nke otu akụkụ ma ọ bụ nke abụọ
Nhazi nhazi maka ọdịdị elu a na-achịkwa na oke ike

A na-achịkwa usoro mmepụta nke ọma iji hụ na ogologo focal, izi ezi elu, na arụmọrụ mkpuchi ahụ na-adịgide adịgide. A na-akwado imewe omenala maka dayameta, ọkpụrụkpụ, mgbagọ, ndidi, na nkọwapụta mkpuchi.

Ebe Ngwa

A na-ejikarị anya silikọn nwere mkpuchi IR anti-reflection eme ihe na:

Sistemụ onyonyo okpomọkụ na usoro ọhụụ infrared
Ngwaọrụ nchọpụta infrared na nha okpomọkụ
Ngwa nlekota na nyocha ụlọ ọrụ mmepụta ihe
Ngwa nyocha infrared na ngwaọrụ ụlọ nyocha
Sistemụ nnyefe laser infrared na nnyefe anya

Arụmọrụ ha na ogologo oge ha na-eme ka ha dabara adaba maka ngwa infrared azụmaahịa na nke ụlọ ọrụ mmepụta ihe.

Nkọwapụta Nkà na ụzụ - Lensi Silicon (Si) nwere mkpuchi IR Anti-Reflection

Paramita	Nkọwapụta
ihe	Ọkwa Optical Otu Crystal Silicon (Si)
Oke Nnyefe	1.2 – 8 μm
Njikọ Ngwa A Na-ahụkarị	3 – 5 μm (MWIR)
Mkpuchi Mkpuchi Nhọrọ	8 – 12 μm (LWIR), Bands IR omenala
Ndepụta Na-eme Ka Ihe Na-agbanwe Agbanwe	~3.42 @ 3.9 μm
Ụdị Lensi	Plano-Convex / Bi-Convex / Plano-Concave / Bi-Concave
Foto Elu	≤ λ/10 @ 3.39 μm (ọ dị maka omenala)
Ogo Elu	60/40 ma ọ bụ 40/20 (Ịkọ/Ịgwu)
Nnwale Dayameta	±0.02 mm (dị ka omenala si dị)
Njikere nke Ọkpụrụkpụ nke Ebe etiti	±0.02 mm
Oghere doro anya	≥ 90% nke dayameta
Ọdịdị Elu	≤ 5 nm RMS
Ụdị mkpuchi AR	Mkpuchi Mgbochi Infrared (Mkpuchi AR IR)
Nhazi mkpuchi	IR AR nke otu-band ma ọ bụ nke ọtụtụ-band
Ntụgharị Anya nkezi (Ravg)	≤ 1.0% kwa elu (ogologo nhazi)
Akụkụ mkpuchi	Akụkụ otu ma ọ bụ akụkụ abụọ
Okpomọkụ Ọrụ	-40°C ruo +200°C
Ọgbakọ okpomọkụ	~150 W/m·K
Njupụta	~2.33 g/cm³
Ịkwụsi Ike na Gburugburu Ebe Obibi	Ọkwa ụlọ ọrụ mmepụta ihe
Nhazi	Nha, ogologo lekwasị anya, nguzogide, mkpuchi dị

Ajụjụ Ndị A Na-ajụkarị - Lensi Silicon (Si) nwere mkpuchi IR Anti-Reflection

1. Kedu oke ogologo ebili mmiri silicon dị mma maka ojiji infrared?

Igwe lensị silicon na-enye nnyefe infrared dị mma n'èzí1.2–8 μmogologo wavelength na a na-ejikarị ya eme ihe na3–5 μm (MWIR)band. A naghị atụ aro ka e jiri silicon mee ihe maka ojiji a na-ahụ anya ma ọ bụ nke a na-ahụ anya n'ihi obere nnyefe ya na mpaghara ndị ahụ.

2. Gịnị mere mkpuchi IR anti-reflection ji dị mkpa maka anya silicon?

Silicon nwere ihe ngosi dị elu nke na-eme ka anya mmiri ghara ịcha nke ọma, nke na-eme ka anya mmiri ahụ pụta ìhè nke ọma.Mkpuchi mgbochi ntụgharị uche IR (AR)na-ebelata mfu ntụgharị uche ndị a, na-eme ka nnyefe zuru oke dịkwuo elu, ma na-eme ka ọdịiche onyonyo na oke mgbaàmà-na-mkpọtụ dịkwuo mma na sistemụ anya infrared.

3. Kedu eriri ogologo infrared nwere ike ime mkpuchi AR maka ya?

Enwere ike ime ka mkpuchi IR AR dị mma maka oke ebili mmiri dị iche iche, gụnyere:

3–5 μm (MWIR)
8–12 μm (LWIR)
Ogbe ogologo infrared omenala ma ọ bụrụ na achọrọ ya

Enwere ike ịhazi arụmọrụ mkpuchi ahụ ka ọ dabara na ihe achọrọ maka sistemụ ahụ.

Gbasara anyị

XKH bụ ọkachamara n'ihe gbasara mmepe teknụzụ dị elu, mmepụta, na ire nke iko anya pụrụ iche na ihe kristal ọhụrụ. Ngwaahịa anyị na-enye ngwa eletrọnịkị anya, ngwa eletrọnịkị ndị ahịa, na ndị agha. Anyị na-enye ihe ndị mejupụtara anya Sapphire, mkpuchi anya ekwentị mkpanaaka, seramiiki, LT, Silicon Carbide SIC, Quartz, na wafers kristal semiconductor. Site na ahụmịhe ọkachamara na ngwa ọgbara ọhụrụ, anyị na-eme nke ọma na nhazi ngwaahịa na-abụghị ọkọlọtọ, na-achọ ịbụ ụlọ ọrụ teknụzụ dị elu nke ihe optoelectronic.