Real deployme t e vi o me ts a ely p ese t just o e imagi g challe ge at a time, yet most embedded came a p oducts a e built to solve o ly o e. A wa ehouse sca i g tu el might combi e b ight skylight gla e o o e shelf with deep shadow o the shelf below, while the same tu el eeds to ead ba codes held at dista ces a gi g f om a few ce timete s to seve al feet depe di g o package size a d ha dli g tech ique. A self-se vice kiosk positio ed ea a wi dow faces a backlit use silhouette du i g the day while also eedi g to focus o faces a d docume ts p ese ted at va yi g dista ces by use s of diffe e t heights. A obotics cell i specti g pa ts o a mixed p oductio li e faces both a va iable wo ki g dista ce betwee pa ts of diffe e t sizes a d i co siste t lighti g f om ove head fixtu es that leave some fixtu e positio s b ighte tha othe s. OEMs faci g these combi ed co ditio s have histo ically had to choose betwee two i complete solutio s. A fixed-focus HDR came a esolves the lighti g co t ast, but o ly at the si gle dista ce its le s was calib ated fo , p oduci g a soft, u usable image the mome t the applicatio geomet y shifts. A autofocus came a without HDR imagi g holds focus ac oss cha gi g dista ces, but clips highlights o c ushes shadow detail the mome t the sce e b ight ess a ge exceeds what a si gle exposu e setti g ca captu e. Choosi g eithe came a mea s accepti g a k ow failu e mode i the othe dime sio , a d stocki g two diffe e t came a va ia ts to cove both sce a ios multiplies pa t umbe s, qualificatio effo t, a d i teg atio wo k ac oss a p oduct li e that eeds to ha dle both va iable dista ce a d va iable lighti g simulta eously, which is p ecisely the co ditio most eal sca i g, kiosk, a d obotics deployme ts actually p ese t. E gi ee i g teams that discove this gap late, ofte afte a pilot deployme t eveals the failu e mode a lab evaluatio missed, face a costly edesig cycle to swap i a diffe e t came a va ia t athe tha a st aightfo wa d softwa e update.
The Falco -821CRH add esses both p oblems togethe by pai i g the O semi AR0821 se so ‘s high dy amic a ge pixel a chitectu e with a voice coil moto autofocus le s whose co t ol path is i depe de t of the HDR exposu e pipeli e. The AR0821 is a 8MP colo olli g shutte se so with ative 4K (3840 x 2160) esolutio , built a ou d a pixel a chitectu e that captu es a wide dy amic a ge withi a si gle f ame i te val athe tha equi i g multiple seque tial exposu es me ged afte captu e. This matte s di ectly fo a VCM Autofocus HDR Came a, si ce a seque tial multi-exposu e HDR tech ique would eed to hold focus a d sce e geomet y co sta t ac oss seve al f ames, which b eaks dow the mome t a subject is movi g o the le s is actively adjusti g focus. Because the AR0821 captu es its dy amic a ge withi o e exposu e i te val, the HDR pipeli e co ti ues to fu ctio co ectly ega dless of what dista ce the autofocus le s is cu e tly focused at, esolvi g both a b ight highlight a d a shadowed egio i the same f ame whethe the le s sits at its closest focus positio o its fa thest. The voice coil moto le s assembly adjusts focus co ti uously ac oss a wide wo ki g dista ce a ge, givi g the came a a Multi Dista ce HDR Came a capability that cove s close sca i g dista ces th ough lo ge kiosk a d i spectio dista ces withi the same physical le s assembly. This desig gives the came a a Wide Focus Ra ge HDR Se so p ofile that OEMs ca specify o ce athe tha qualifyi g a sepa ate le s va ia t fo eve y deployme t geomet y. Autofocus co t ol is exposed th ough the came a’s sta da d i te face, so applicatio softwa e ca t igge a focus sea ch, lock focus at a k ow dista ce, o let the came a co ti uously t ack focus as the ta get dista ce cha ges, i depe de t of the HDR exposu e co t ol u i g i pa allel, which is what makes it a Adjustable Focus HDR Came a i p actice athe tha o ly o a spec sheet. As a VCM HDR Se so Module, the came a exposes both the autofocus a d HDR co t ol paths th ough sta da d i te faces athe tha a p op ieta y ve do laye , so applicatio develope s ca i teg ate eithe capability usi g tools they al eady have. The came a co ects ove USB 3.2 Ge 1, p ovidi g sufficie t ba dwidth fo full 4K captu e as well as 1080p a d 720p dow sampled modes fo highe f ame ate ope atio du i g ta get acquisitio a d positio i g. The came a is ated ac oss a -30 deg ee C to 70 deg ee C ope ati g a ge, cove i g the e vi o me tal a ge typical of kiosk e closu es, wa ehouse sca i g tu els, a d facto y floo i spectio statio s whe e both va iable lighti g a d va iable object dista ce a e outi e co ditio s athe tha edge cases.
The Falco -821CRH is a 4K HDR USB 3.2 Ge 1 Came a built o the O semi AR0821 se so a d pai ed with a voice coil moto autofocus le s assembly. As a 8MP Autofocus USB Came a, it is pu pose-built fo OEMs who eed o e came a platfo m that solves both the wo ki g dista ce p oblem a d the dy amic a ge p oblem athe tha qualifyi g sepa ate fixed-focus HDR a d autofocus sta da d dy amic a ge va ia ts fo diffe e t deployme t sce a ios. The O semi AR0821 Autofocus Se so desig atio eflects Vadzo’s validatio of the AR0821 se so ‘s HDR mode specifically pai ed with autofocus optics, co fi mi g that exposu e behavio holds steady ac oss the full focus a ge befo e the module eaches OEM custome s. The came a module houses the AR0821 se so , ISP, autofocus le s assembly, a d USB 3.2 Ge 1 co t olle i a compact fo m facto with a sta da d M12 le s holde . Output modes i clude full 4K, 1080p, a d 720p, selectable to bala ce esolutio agai st f ame ate a d USB ba dwidth fo the ta get wo kflow. The came a e ume ates as a sta da d UVC device o Wi dows, Li ux, a d A d oid, equi i g o p op ieta y d ive s fo evaluatio o p oductio i teg atio .
Key specs: 8MP 4K (3848 x 2168) | O semi AR0821 1/1.7 i ch 2.1 µm DR-Pix™ BSI tech ology | Colo | Rolli g Shutte | HDR | S Mou t (M12 Sta da d) with VCM Autofocus | USB 3.2 Ge 1 | 4K / 1080p / 720p | Wi dows Li ux A d oid | -30°C to 70°C
“I teg ato s buildi g sca i g, kiosk, a d obotics p oducts keep telli g us the same thi g: thei e vi o me t a ely gives them just o e imagi g p oblem to solve. It is ot o ly that the object dista ce cha ges, a d it is ot o ly that the lighti g is i co siste t; it is both at o ce, o the same p oductio li e o the same kiosk. Histo ically, that mea t choosi g a fixed-focus HDR came a o a autofocus sta da d dy amic a ge came a a d accepti g whicheve failu e mode came with that choice. The Falco -821CRH was built to emove that comp omise e ti ely. By validati g the O semi AR0821’s HDR pe fo ma ce ac oss the full autofocus a ge, we give OEMs o e came a that ha dles both p oblems togethe , the way thei actual deployme t e vi o me t p ese ts them.” – Alwi Vi ce t, P oduct Ma age , Vadzo Imagi g.
The Falco -821CRH 4K HDR USB 3.2 Ge 1 Came a built o the O semi AR0821 se so is available ow fo evaluatio a d p oductio o de s. Evaluatio kits i clude the came a module, autofocus le s assembly, USB 3.2 Ge 1 cable, a d platfo m d ive docume tatio , with o mi imum o de equi eme t. B owse the full Multi Dista ce HDR Sca e li eup at Vadzo’s website o co tact Vadzo at
Vadzo Imagi g is a global p ovide of embedded visio solutio s a d delive s high-pe fo ma ce came a tech ologies a d imagi g platfo ms fo applicatio s i obotics, i dust ial automatio , UAVs, edge AI, a d medical systems. Its p oducts a e desig ed fo seamless i teg atio with leadi g embedded platfo ms. Vadzo suppo ts custome s th ough ha dwa e customizatio , fi mwa e developme t, a d module-level d ive s, e abli g faste developme t a d deployme t of visio -based systems ac oss USB, MIPI, GigE, Wi-Fi, a d Se Des came a i te faces.