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ʻO ka module ʻike optical kaulike ROF Mini kiʻekiʻe loaʻa OCT ʻōnaehana Balanced Photodetector
Hoʻohui ka moʻo ROF-BPR o ka module ʻike kukui kaulike (photodetector kaulike) i ʻelua photodiode kūlike a me kahi amplifier transimpedance walaʻau haʻahaʻa loa, e hōʻemi pono ana i ka walaʻau laser a me ka walaʻau ʻano maʻamau, e hoʻomaikaʻi ana i ka lakio walaʻau o ka ʻōnaehana, loaʻa nā ʻano pane spectral like ʻole, walaʻau haʻahaʻa, loaʻa kiʻekiʻe, maʻalahi e hoʻohana a pēlā aku, Hoʻohana nui ʻia no ka spectroscopy, ʻike heterodyne, ana lohi optical, optical coherence tomography a me nā kahua ʻē aʻe.
ʻO ka module ʻike kaulike mini i hoʻonohonoho pono ʻia no nā ʻōnaehana OCT i ka ophthalmology he kiʻekiʻe ka loaʻa a me nā ʻano walaʻau haʻahaʻa, ka lakio hōʻole ʻano maʻamau kiʻekiʻe a me ka amplitude voltage output kiʻekiʻe (~12V) ma o ka hoʻonohonoho wavelength. Ua hoʻohana ʻia ia i nā noi batch i nā mea hana OCT lapaʻau, a hiki ke hoʻonohonoho pono ʻia ka mea ʻike no nā wavelengths 1310nm a me 1550nm.
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ʻO ka mea ʻike kiʻi ROF Balanced Photodetector Kiʻekiʻe Loaʻa ka mea ʻike kiʻi silicon Photodetector me ka hoʻonui ʻana
Hoʻohui ka moʻo ROF-BPR o ka module ʻike kukui kaulike (photodetector kaulike) i ʻelua photodiode kūlike a me kahi amplifier transimpedance walaʻau haʻahaʻa loa, e hōʻemi pono ana i ka walaʻau laser a me ka walaʻau ʻano maʻamau, e hoʻomaikaʻi ana i ka lakio walaʻau o ka ʻōnaehana, loaʻa nā ʻano pane spectral like ʻole, walaʻau haʻahaʻa, loaʻa kiʻekiʻe, maʻalahi e hoʻohana a pēlā aku, Hoʻohana nui ʻia no ka spectroscopy, ʻike heterodyne, ana lohi optical, optical coherence tomography a me nā kahua ʻē aʻe.
ʻO nā modula ʻike kaulike kiʻekiʻe o ka moʻo BPR 200M a me 350M, me nā ʻano loaʻa kiʻekiʻe a me nā ʻano walaʻau haʻahaʻa, ma o ka hoʻonui ʻana i ka pane ʻana o ka paipu PIN ʻelua e hoʻokō i ka lakio hōʻole ʻano maʻamau kiʻekiʻe a me ka amplitude voltage output kiʻekiʻe (~ 3.5V), hiki i kēia modula ʻike ke hāʻawi i nā ʻano loaʻa like ʻole a me nā ʻano hoʻopili hoʻopili e like me nā koi o ka mea kūʻai aku. He kūpono loa ia no nā ʻōnaehana ʻike kūlike e like me ka radar makani Doppler kūlike.
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ʻŌnaehana ROF-BPR Series OCT i hoʻolako ʻia me ka photodetector kaulike amplification
ROF-BPR Series I hoʻolako ʻia me ka photodetector kaulike amplification
Hoʻohui ka moʻo ROF-BPR i ʻelua mau photodiode i kūlike a me kahi mea hoʻonui transimpedance walaʻau haʻahaʻa loa, e hōʻemi pono ana i ka walaʻau laser a me ka walaʻau ʻano maʻamau, e hoʻomaikaʻi ana i ka lakio signal-to-noise o ka ʻōnaehana, me nā nalu lōʻihi a me nā bandwidth e koho ai, walaʻau haʻahaʻa, loaʻa kiʻekiʻe, a me ka hoʻohana pono. Hoʻohana nui ʻia i ka ʻike ʻana o ka laser radar heterodyne, ke ana ʻana o ka lohi optical, ka optical coherence tomography (ʻōnaehana OCT) a me nā kahua ʻē aʻe. -
Mea ʻike kiʻi loaʻa hiki ke hoʻololi ʻia ʻo ROF Si Silicon Photodetector
ʻO ka ROF-PR-11M-B kahi mea ʻike kiʻi silicon (Si) me ka hoʻonui a me ka loaʻa hiki ke hoʻololi ʻia, i hoʻolālā ʻia no ka ʻike ʻana i nā hōʻailona optical mai 320nm a i 1100nm. Loaʻa iā ia kahi kuapo rotary 8-kūlana, e hiki ai i nā mea hoʻohana ke hoʻoponopono i ka loaʻa ma nā ʻanuʻu 10dB. Hiki i ka buffer ke hoʻokele i nā ukana impedance kiʻekiʻe me kahi hopena a hiki i ka 10V a hāʻawi i ka 5V ma lalo o kahi ukana 50Ω. Loaʻa i ka hale o ka ROF-PR-11M-B kahi mea hoʻohui wili hiki ke wehe ʻia (SM1T1) a me kahi apo paʻa (SM1RR), i kūpono me nā mea pono optical o nā kikoʻī like ma o nā kaula kūloko a i ʻole waho. Hoʻomaʻalahi kēia i ka hoʻokomo maʻalahi o nā kānana optical waho a hāʻawi i kahi ʻano hoʻouka pololei.
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ʻO ka ROF-PD 10GHz Photodetector Kiʻekiʻe-Wikiwiki Module ʻIke Mālamalama Optical Detector Amplified Photodetector
Hoʻohana ka modula ʻike optical Rof-PD-10G 10GHz Photodetector wikiwiki kiʻekiʻe i ka mea ʻike PIN 10GHz hana kiʻekiʻe, ka hoʻokomo ʻana o ke fiber coupled mode hoʻokahi/multi-mode, ka puka hoʻopili SMA, me ka loaʻa kiʻekiʻe, ka ʻike kiʻekiʻe, ka puka DC/AC coupled, ka loaʻa pālahalaha, a pēlā aku. Hoʻohana nui ʻia ia i ka ʻōnaehana hoʻoili fiber optical wikiwiki kiʻekiʻe, ROF a me ka ʻōnaehana ʻike fiber optical.
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ʻO ka mea ʻike kiʻi ROF Silicon 2.5GHz Loaʻa paʻa bandwidth kiʻekiʻe Balanced Photodetector
Hoʻohui ka moʻo ROF-BPR o ka module ʻike kukui kaulike (photodetector kaulike Silicon Photodetector) i ʻelua photodiode kūlike a me kahi amplifier transimpedance walaʻau haʻahaʻa loa, e hōʻemi pono ana i ka walaʻau laser a me ka walaʻau ʻano maʻamau, e hoʻomaikaʻi ana i ka lakio walaʻau o ka ʻōnaehana, loaʻa nā ʻano pane spectral like ʻole, walaʻau haʻahaʻa, loaʻa kiʻekiʻe, maʻalahi e hoʻohana a pēlā aku, Hoʻohana nui ʻia no ka spectroscopy, ʻike heterodyne, ana lohi optical, optical coherence tomography a me nā kahua ʻē aʻe.
ʻO ka module ʻike kaulike kiʻekiʻe-loaʻa i hoʻonohonoho pono ʻia no ka ʻōnaehana OCT hanauna ʻekolu (SS-OCT) e hōʻike ana i ka loaʻa kiʻekiʻe a me ka walaʻau haʻahaʻa. Loaʻa iā ia kahi lakio hōʻole ʻano maʻamau kiʻekiʻe a me ka amplitude voltage output kiʻekiʻe ma o ka hoʻonui ʻana i ka wavelength. Loaʻa i kēia mea ʻike kahi bandwidth a hiki i ka 2.5GHz a ua hoʻonohonoho pono ʻia no nā wavelengths o 1064nm a me 1310nm.
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ʻO ka moʻo Rof-QPD APD/PIN Photodetector Module ʻike photoelectric ʻehā-quadrant 4 quadrant Photodetector
Hoʻohana ka module photodetector ʻehā-quadrant moʻo ROF-QPD i nā photodiodes ʻehā-quadrant i lawe ʻia mai a ua hoʻolālā kūikawā ʻia me nā kaapuni hoʻokele a me nā kaapuni hoʻonui walaʻau haʻahaʻa. Hoʻohana nui ʻia ia no ke ana ʻana i ke kūlana kukuna a me ke ana ʻana o ke kihi pololei, me nā nalu pane e uhi ana i 400-1700nm (400-1100nm / 800-1700nm). Hoʻohana nui ʻia hoʻi ia ma nā kahua e like me ke collimation laser/kamaʻilio laser a me ke alakaʻi laser.
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ʻO ka mea ʻike photon hoʻokahi holo manuahi ʻo ROF InGaAs Photondetector
He mea ʻike photon hoʻokahi kokoke i ka infrared kēia huahana. Hoʻohana ka hāmeʻa koʻikoʻi i ka InGaAs/lnP me nā kuleana waiwai kūʻokoʻa kūloko. Ke hoʻohālikelike ʻia me nā huahana like, loaʻa iā APD nā ʻōkuhi loea holomua, ka hilinaʻi a me ka hoʻohui ʻana, a hiki ke hoʻohana ʻia no ka ʻike ʻana i ke kukui haʻahaʻa asynchronous e like me ka liDAR a me ka ʻike ʻana i ke ola fluorescence. Hāʻawi nā noi i nā hoʻonā kūpono i ke kumukūʻai.
Hoʻohana kēia huahana i kahi APD manaʻo maikaʻi ʻole e hoʻokō i ka hoʻopau ʻana i ka avalanche wikiwiki a me ka walaʻau uila haʻahaʻa, ka pono ʻike kiʻekiʻe a me ka helu pouli haʻahaʻa ma o ka hoʻonui ʻana i nā mea uila a me ka hoʻolālā wela. I waena o lākou, ʻo ka pono o ka mea ʻike kiʻekiʻe loa o 1550nm photon hoʻokahi he > 35%; I kēia manawa, hiki ke haʻahaʻa ka jitter manawa e like me 80ps; Ka pono o ka mea ʻike. Ma 15%, ʻo ka helu pouli haʻahaʻa loa he 500 CPS, a ʻo ka pulse post haʻahaʻa loa he 1% @ manawa make 5 um; ʻO ka helu helu saturation a hiki i ka 4MCps @ manawa make 250ns. Eia kekahi, no nā hiʻohiʻona noi kikoʻī, kākoʻo bias, paepae nānā, manawa make a me nā palena ʻē aʻe o ka hana hoʻonohonoho mea hoʻohana e hoʻoikaika i ka pono ʻike, ka helu helu saturation a me nā ʻōkuhi kikoʻī ʻē aʻe; Hiki ke hoʻoholo ʻia ka hana kākoʻo manawa digital conversion (TDC). No ka loaʻa ʻana o ka ʻikepili helu manawa, kākoʻo i ka holo manuahi a i ʻole ka puka hoʻāla waho. Loaʻa nā ʻano hana ʻelua. -
ʻO ka Module ʻike kukui ROF APD kiʻekiʻe kiʻekiʻe photodetector avalanche photodetector
ʻO ka photodetector avalanche kiʻekiʻe koʻikoʻi ka mea nui i haku ʻia me ka ROF-APR series APD Photodetector (APD photoelectric detection module) a me ka HSP low speed high sensitivity photodetector module, nona ka ʻike kiʻekiʻe a me ka laulā pane spectral ākea a hiki ke hāʻawi i nā nui like ʻole o nā pūʻolo e like me nā koi o ka mea kūʻai aku.
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ʻO ka mea ʻike photon ROF Si avalanche photodiodes e holo manuahi ana i hoʻokahi photon detector
He mea ʻike photon hoʻokahi kēia huahana (Photodetector). Hoʻohana ka hāmeʻa kumu i ka SiAPD, hoʻohui i nā ʻenehana optical, structural, uila a me nā polokalamu, a loaʻa iā ia nā ʻano o ka pono ʻike kiʻekiʻe, ka mālama ikaika a me ka hoʻololi ikaika i ke kaiapuni. Hoʻohana nui ʻia ia ma nā kahua o ka photon Lidar hoʻokahi, ka ʻike fluorescence, ke kiʻi photon hoʻokahi a me ka hoʻokaʻawale kī quantum. Hoʻohana kēia huahana i nā photodiodes Si avalanche e hana ana ma ke ʻano Geiger no ka ʻike photon hoʻokahi i nā nalu ʻike ʻia. I waena o lākou, ʻo ka pono ʻike maʻamau o 850nm photon hoʻokahi he >50%, helu pouli.
<150cps, ma hope o ka pulse ≤5.5%, ka jitter manawa <500ps. Eia kekahi, no nā hiʻohiʻona noi kikoʻī, kākoʻo no ka mahana o ka pahuhopu refrigeration, ka manawa make a me nā palena ʻē aʻe o ka hana hoʻonohonoho mea hoʻohana e hoʻoikaika i ka pono ʻike, ka helu helu saturation a me nā ʻōkuhi kikoʻī ʻē aʻe. -
ʻO Rof 200M Photodetector Avalanche Photodiode Detector Avalanche Photodetector
ʻO ka Photodetector ʻike kiʻekiʻe ka mea nui i haku ʻia me ka ROF-APR series APD Photodetector (APD photoelectric detection module) a me ka HSP low speed high sensitivity module, nona ka ʻike kiʻekiʻe a me ka laulā pane spectral ākea a hiki ke hāʻawi i nā nui like ʻole o nā pūʻolo e like me nā koi o ka mea kūʻai aku.
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ʻO ka mea ʻike maka ROF Avalanche Photodetector Module APD Photodetector
ʻO ka photodetector avalanche kiʻekiʻe koʻikoʻi ka mea nui i haku ʻia me ka ROF-APR series APD Photodetector (APD photoelectric detection module) a me ka HSP low speed high sensitivity module, nona ka ʻike kiʻekiʻe a me ka laulā pane spectral ākea a hiki ke hāʻawi i nā nui like ʻole o nā pūʻolo e like me nā koi o ka mea kūʻai aku.
