Eve y machi e visio system i he its its pe fo ma ce ceili g f om the image se so . Whe a e gi ee i g team selects a Machi e Visio USB Came a, fou se so level pa amete s dete mi e whethe the deployme t succeeds: esolvi g powe , shutte a chitectu e elative to sce e motio , spect al espo se elative to the illumi atio pla , a d f ame ate elative to li e speed.
The AR0521 a d the AR0234 sit at two delibe ate poi ts i this desig space. The AR0521 5MP Image Se so is a 1/2.5 i ch back-illumi ated olli g shutte CMOS with a 2.2 µm pixel delive i g 2592 x 1944 esolutio with e ha ced NIR espo se. The AR0234 2MP Image Se so is a 1/2.6-i ch global shutte CMOS with a 3.0 µm pixel delive i g 1920 x 1200 at up to 120 f ames pe seco d. Neithe is u ive sally bette . Each a swe s a diffe e t e gi ee i g p oblem, which is why Vadzo builds its USB3 came a p oducts fo machi e visio a ou d both.
Resolvi g powe is the ability of the came a to disti guish two adjace t featu es as sepa ate, a d it is set by the umbe of pixels available ac oss the field of view. Fo defect detectio , the sta da d ule is a mi imum of th ee pixels ac oss the smallest defect that must be classified eliably.
This is whe e the AR0521 ea s its positio . A PCB I spectio Came a esolvi g solde b idgi g, tombsto ed compo e ts, o mic o c acks i t aces eeds multiple pixels ac oss featu es measu ed i te s of mic o s. The 2592 x 1944 a ay delive s 2.6 times the pixel cou t of a 2MP alte ative, t a slati g i to a wide i spected a ea pe statio o fi e defect esolutio at the same wo ki g dista ce fo a Semico ducto I spectio Came a exami i g die su faces o wi e bo ds.
The t adeoff is pixel size. The 2.2 µm pixel of the AR0521 collects fewe photo s pe exposu e tha the 3.0 µm pixel of the AR0234. The AR0521 compe sates th ough its back-illumi ated a chitectu e, outi g light di ectly to the photodiode. U de co t olled illumi atio the esolutio adva tage domi ates. I photo sta ved sce es the la ge AR0234 pixel becomes the mo e valuable p ope ty.
The AR0521 is a olli g shutte se so that eads out pixel ows seque tially, so each ow is exposed at a slightly diffe e t mome t. Fo static sce es this is i visible. Whe the subject o the came a moves du i g eadout, olli g shutte p oduces skew a d geomet ic disto tio that co upts dime sio al measu eme t.
The AR0234 exposes eve y pixel simulta eously. The full 1920 x 1200 f ame ep ese ts a si gle i sta t i time ega dless of subject o platfo m velocity. Fo a Global Shutte Machi e Visio Came a imagi g pa ts o a high-speed co veyo o a obotic e d effecto i motio , this is what makes measu eme t geomet ically t ustwo thy. It is why the AR0234 Global Shutte USB Came a is the default ecomme datio fo a y automatio a d obotics deployme t whe e motio is i he e t to the p ocess.
The AR0234 additio ally suppo ts a optio al olli g shutte eadout mode, a d this AR0234 Rolli g Shutte Came a co figu atio gives i teg ato s a li ea eadout optio fo static sce es o the same ha dwa e.
A sig ifica t f actio of i dust ial imagi g happe s outside the visible spect um. St uctu ed light p ofili g, vei detectio , a d ag icultu al so ti g all illumi ate the sce e at 850 m o 940 m. Colo se so stacks abso b a la ge f actio of NIR photo s i the Baye filte mosaic befo e they each the photodiode, which is why a dedicated NIR Imagi g USB Came a uses a mo och ome se so without a filte a ay.
The AR0521 mo och ome va ia t is e gi ee ed fo this ole. Its back-illumi ated a chitectu e delive s e ha ced qua tum efficie cy i the NIR ba d, p oduci g a High Resolutio NIR Came a that esolves fi e detail u de IR illumi atio beyo d what lowe esolutio alte atives captu e. The AR0234 mo och ome va ia t offe s the compleme t, pai i g NIR se sitivity with global shutte captu e fo st uctu ed light systems whe e f i ge geomet y must ot be disto ted by motio .
Mo och ome selectio is ot o ly about NIR. Removi g the Baye filte i c eases photo captu e ac oss the visible spect um as well, imp ovi g a y Low-Light Machi e Visio Came a ole. Colo emai s co ect whe the decisio depe ds o colo disc imi atio , such as label ve ificatio o p oduce g adi g.
F ame ate dete mi es how ma y i spectio oppo tu ities the system gets pe seco d. The AR0234 delive s up to 120fps at full 1920 x 1200 esolutio , a ge ui e High F ame Rate USB Came a fo high speed p oductio li es a d low late cy obotic pe ceptio loops. At 120fps a pa t movi g at 2 mete s pe seco d adva ces u de 17 mm betwee f ames, the sampli g de sity eliable High Speed I spectio Came a deployme ts equi e.
The AR0521 p io itizes pixel cou t ove f ame ate, st eami g full 5MP f ames ove the same USB 3.2 Ge 1 i te face. The 5 Gbps sig ali g p ovides sustai ed ba dwidth fo u comp essed 5MP captu e that USB 2.0 ca ot delive , a d both se so families suppo t wi dowi g a d egio of i te est eadout to aise effective f ame ate whe o ly a subsectio of the a ay is eeded, the behavio docume ted ac oss the Vadzo i dust ial USB came a po tfolio.
Vadzo offe s the AR0521 5MP USB Came a platfo m i th ee co figu atio s sha i g the same back-illumi ated se so co e a d USB 3.2 Ge 1 UVC i te face.
The mo och ome membe of the se ies is a 5MP NIR Mo och ome Came a built fo st uctu ed illumi atio , IR based biomet ics, a d i dust ial imagi g u de 850 m a d 940 m sou ces. With o Baye filte , the full photo flux at eve y pixel eaches the photodiode. As a AR0521 NIR Mo och ome USB Came a it pai s that spect al espo se with 5MP esolvi g powe fo vei visualizatio , silico i spectio u de IR t a smissio , a d ag icultu al g adi g.
The autofocus membe of the se ies is a AR0521 Colo Autofocus Came a pai i g the 5MP se so with a voice coil moto le s u de softwa e focus co t ol. This AR0521 Autofocus USB Came a emoves the fixed wo ki g dista ce co st ai t, letti g o e module esolve subjects ac oss a co ti uous a ge of dista ces i kiosks, docume t captu e systems, a d ha dheld devices. E gi ee ed fo st o g low-light pe fo ma ce, this AR0521 Autofocus Low-Light Came a co figu atio also se ves as a AR0521 Low-Light USB Came a a d complete 5MP Autofocus USB Came a i mixed illumi atio .
The fixed focus colo membe of the se ies is a 5MP Low Noise USB Came a tu ed fo the clea est possible eadout f om the 5MP a ay. Low ead oise p ese ves shadow detail a d aises usable dy amic a ge, which matte s most i sce es with da k featu es o da k backg ou ds a d i Low-Light I dust ial Came a deployme ts. As a AR0521 Low Noise USB Came a with S-Mou t (M12) optics it accepts sta da d le ses a d filte s o a Low Noise Machi e Visio Came a fou datio .
The AR0234 se ies a swe s the motio p oblem. All th ee co figu atio s sha e the global shutte co e, full esolutio captu e at up to 120fps, a d the same USB 3.2 Ge 1 UVC i te face.
The mo och ome co figu atio is a AR0234 Mo och ome Global Shutte Came a built fo st uctu ed light p ofili g, ba code eadi g, a d NIR guida ce whe e spect al efficie cy out a ks colo output. Removi g the Baye a ay maximizes photo captu e, maki g this 2MP Mo och ome USB Came a the highest se sitivity membe of the se ies a d a capable 2MP NIR Mo och ome USB Came a. The global shutte gua a tees lase li es a d fiducial ma ke s etai exact geomet y ega dless of platfo m motio .
The autofocus co figu atio is a 2MP Autofocus Global Shutte Came a combi i g disto tio f ee captu e with softwa e-co t olled focus, a pai i g a e i this class. A 2MP Autofocus USB Came a with global shutte se ves applicatio s whe e wo ki g dista ce a d subject motio a e both va iable, such as ha dheld ba code sca i g a d mobile i spectio ca ts. As a AR0234 Autofocus USB Came a it holds focus ac oss the ope ati g a ge while the shutte keeps eve y f ame geomet ically accu ate du i g moveme t.
The fixed focus colo co figu atio is a 2MP Colo Global Shutte Came a fo colo depe de t decisio s i motio ich sce es: colo ed la e ma ke s i AGV avigatio , colo coded compo e ts, a d label ve ificatio at co veyo speed. This 2MP Global Shutte USB Came a delive s 1920 x 1200 colo f ames at up to 120fps as the AR0234 Colo USB Came a fo a y 2MP Colo USB Came a ole. The 3.0 µm pixel keeps it se viceable as a 2MP Low-Light USB Came a.
The decisio path Vadzo e gi ee i g teams apply follows the physics athe tha the datasheet headli e. Sta t with motio . If the subject o platfo m moves du i g exposu e, the AR0234 Global Shutte USB Came a se ies is the co ect sta ti g poi t. If the sce e is static o f oze with st obed illumi atio , the esolvi g powe of the AR0521 5MP USB Came a se ies becomes available.
The apply illumi atio . NIR sou ces o tight photo budgets favo mo och ome va ia ts i eithe family. The apply wo ki g dista ce. Va iable subject dista ce poi ts to the autofocus va ia ts while fixed i spectio geomet y favo s fixed focus S-Mou t co figu atio s. The f amewo k esolves the AR0521 vs AR0234 Came a questio fo most deployme ts, a d Vadzo publishes the full po tfolio i its o li e sto e so both platfo ms ca be evaluated side by side.
“E gi ee s do ot buy megapixels o f ame ates. They buy the co fide ce that a defect will be esolved, a movi g pa t will be measu ed accu ately, a d a IR illumi ated sce e will have e ough sig al to classify. The AR0521 a d AR0234 se ies exist because those th ee dema ds pull se so desig i diffe e t di ectio s, a d we would athe ha d a custome the ho est t adeoff tha p ete d o e came a p oduct solves eve ythi g.” – Alwi Vi ce t, P oduct Ma age , Vadzo Imagi g.
Automated optical i spectio dema ds pixel de sity ac oss solde joi ts, compo e t ma ki gs, a d t ace geomet y. The AR0521 se ies se ves as the Automated Optical I spectio Came a fo post- eflow statio s whe e boa ds a e statio a y o i dexed. Whe e boa ds move co ti uously u de the imagi g head, the AR0234 se ies p ese ves geomet ic accu acy at li e speed.
A Semico ducto I spectio Came a imagi g die attach quality o wi e bo d geomet y ope ates at featu e scales whe e the 5MP a ay di ectly educes captu e positio s pe pa t. The mo och ome AR0521 va ia t adds NIR t a smissio imagi g fo silico i spectio , si ce silico is t a spa e t at NIR wavele gths a d i te al defects become visible u de IR backlighti g.
A Ba code Sca i g Came a o a logistics so te must f eeze label geomet y at belt speed, si ce skewed olli g shutte f ames aise o- ead ates di ectly. The AR0234 se ies at up to 120fps p ovides eliable decode at speed, with the mo och ome va ia t maximizi g symbology co t ast a d the autofocus va ia t ha dli g va iable pa cel heights.
A Robotics Visio Came a mou ted o a movi g a m o a AGV expe ie ces co ti uous motio by defi itio . Global shutte is the ha d equi eme t, a d 120fps sho te s the pe ceptio loop fo visual se voi g a d obstacle detectio . Colo va ia ts t ack la e ma ke s while mo och ome va ia ts pai with st uctu ed light ac oss automatio a d obotics deployme ts.
A Motio Detectio Machi e Visio Came a i a pe imete mo ito i g ole be efits twice f om the AR0234 se ies: global shutte e de s movi g subjects without disto tio a d high f ame ate aises the p obability of captu i g a usable f ame of a fast eve t. Fo secu ity a d su veilla ce deployme ts u de IR illumi atio , the mo och ome va ia ts of both families apply: the AR0521 fo ide tificatio detail a d the AR0234 fo motio i teg ity, a a chitectu e equally eleva t to sma t city solutio s odes.
Diag ostic i st ume ts a d labo ato y automatio platfo ms d aw o both families. The 5MP NIR mo och ome co figu atio suppo ts vei detectio wo kflows i medical device a d patie t ca e p oducts, while the low- oise colo va ia t se ves colo imet ic assays whe e shadow detail defi es the measu eme t. Motio stages with i -motio ve ificatio favo the global shutte se ies.
Eve y p oduct i both se ies is fully UVC complia t, e ume ati g as a sta da d video device o Wi dows, Li ux, a d A d oid without d ive i stallatio . Beyo d UVC defaults, the VISPA ARC SDK p ovides p og ammatic access to exposu e a d gai , egio of i te est, wi dowi g a d bi i g, t igge co figu atio , autofocus co t ol o VCM va ia ts, a d fi mwa e update ma ageme t. APIs a e available i C, C++, C#, a d Pytho ac oss Wi dows, Li ux, a d embedded ARM, givi g a Machi e Visio USB Came a deployme t the same p oductio -g ade softwa e lifecycle ac oss desktop a d embedded edge systems.
Sta t with motio . If the subject o platfo m moves du i g exposu e at a velocity that affects the measu eme t, a global shutte se so is a ha d equi eme t because olli g shutte eadout i t oduces skew that softwa e ca ot fully emove. If the sce e is static o f oze with st obed illumi atio , the highe pixel cou t of a 5MP se so delive s fi e defect esolutio o wide cove age pe statio . Vadzo Imagi g builds its Falco USB 3.2 Ge 1 came a po tfolio a ou d exactly this decisio , offe i g the AR0521 5MP platfo m fo esolvi g powe a d the AR0234 2MP global shutte platfo m fo motio accu acy i mo och ome, colo , a d autofocus va ia ts.
A colo se so places a Baye filte mosaic ove the pixel a ay to sepa ate ed, g ee , a d blue cha els, a d that filte stack abso bs much of the photo flux at 850 m a d 940 m. A mo och ome se so has o filte a ay, so the full photo flux at eve y pixel co t ibutes to the sig al ac oss both visible a d NIR spect a. The esult is highe qua tum efficie cy u de IR illumi atio , bette sig al-to- oise atio, a d lowe illumi atio powe equi eme ts. Vadzo Imagi g offe s this i two esolutio s: a 5MP NIR mo och ome co figu atio o the back-illumi ated AR0521 fo fi e-detail NIR imagi g, a d a 2MP mo och ome global shutte co figu atio o the AR0234 fo st uctu ed light u de motio .
The equi ed f ame ate is set by object velocity a d the spatial sampli g the applicatio eeds. The e gi ee i g app oach is to co fi m the dista ce the subject t avels betwee co secutive f ames is smalle tha the featu e spaci g the system must ot miss. High-speed so ti g, ba code eadi g at belt speed, a d obotic visual se voi g typically dema d 100fps o mo e, pai ed with a global shutte so each f ame is geomet ically accu ate. Exposu e time must also be sho t e ough to limit motio blu to u de o e pixel of subject t avel. Se so se sitivity, shutte a chitectu e, a d f ame ate must the efo e be evaluated togethe .
USB 3.2 Ge 1 p ovides 5 Gbps sig ali g compa ed to 480 Mbps fo USB 2.0. That ba dwidth allows u comp essed 5MP st eami g o full esolutio 2MP captu e at 120fps without the heavy comp essio USB 2.0 would fo ce. USB 3.2 Ge 1 also delive s powe ove the same cable, suppo ts plug-a d-play UVC e ume atio o Wi dows, Li ux, a d A d oid, a d equi es o f ame g abbe o etwo k i f ast uctu e. Fo si gle host deployme ts withi USB cable le gth limits, it emai s the most cost-effective high-ba dwidth i te face fo i dust ial imagi g.
Yes. Vadzo Imagi g specializes i OEM came a developme t a d e gages di ectly at the ha dwa e a d fi mwa e level. Customizatio ac oss the Falco USB 3.2 Ge 1 came a po tfolio i cludes le s selectio a d filte i teg atio o the S-Mou t (M12) optical path, boa d fo m facto adaptatio , fi mwa e modificatio , NIR illumi atio boa d pai i g, a d custom e closu e desig . Because the AR0521 a d AR0234 se ies sha e the same UVC i te face a d VISPA ARC SDK, a OEM team ca qualify o e i teg atio path a d deploy eithe se so family ac oss p oduct va ia ts. Vadzo suppo ts the p ocess with evaluatio u its, e gi ee i g co sultatio , a d i teg atio suppo t th ough p oductio scali g.
All six came a p oducts ac oss the AR0521 a d AR0234 se ies a e available ow fo evaluatio a d p oductio o de s th ough the Vadzo Imagi g o li e sto e. Evaluatio u its ship with le s assembly, USB cable, a d VISPA ARC SDK docume tatio with o mi imum o de equi eme t. Teams compa i g the two platfo ms ca equest pai ed evaluatio u its of the AR0234 Mo och ome USB Came a a d the High Resolutio NIR Came a co figu atio s to be chma k NIR espo se a d esolvi g powe o thei ow ta gets. Co tact Vadzo at
Vadzo Imagi g is a global p ovide of embedded visio solutio s delive i g 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 such as NVIDIA Jetso , Raspbe y Pi, Qualcomm RB se ies, a d NXP i.MX. Vadzo suppo ts custome s th ough ha dwa e customizatio , fi mwa e developme t, a d its VISPA ARC SDK, e abli g faste developme t a d deployme t of visio -based systems.
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