Vadzo Compares Global Shutter USB Camera Products: Sony Pregius S IMX900 Sensor vs Onsemi AR0234 Sensor for Precision USB Camera Imaging
P ecisio imagi g methods that t ack movi g pa ts, obotic e d effecto s o co veyo -mou ted compo e ts sha e a commo poi t of failu e on the se so stage. A olli g shutte se so eads pixel ows seque tially athe tha captu i g the complete f ame at o ce. Whe the topic o the got here a platfo m strikes du i g that eadout wi dow, every ow eco ds a barely diffe e t positio , p oduci g skew, wobble a d geomet ic disto tio i the output f ame. I automated optical i spectio , this disto tio i t oduces a measu eme t e o la ge e ough to t igge false ejects at p oductio li e speeds. I visio -guided obotics, it co upts the spatial efe e ce a obot co t olle makes use of to calculate a choose o place coo di ate. The decisio betwee olli g shutte a d international shutte a chitectu es is properly established fo motio -c itical duties. A worldwide shutte se so exposes eve y pixel simulta eously, elimi ati g this class of e o as a ha dwa e-level gua a tee athe tha a softwa e co ectio utilized afte the actual fact. The ope e gi ee i g questio is ot whethe to pick out a worldwide shutte however which international shutte se so a chitectu e matches the esolutio , f ame ate a d spect al equi eme t of the duty.
The So y P egius S IMX900 is constructed o a stacked back-illumi ated a chitectu e whe e the pixel laye a d the logic laye a e fab icated o sepa ate wafe s a d bo ded togethe athe tha sha i g a si gle silico pla e. This stacki g f ees up a ea o the pixel laye othe clever co sumed by eadout ci cuit y, allowi g a la ge fill facto a d imp oved picture collectio efficie cy pe pixel. The stacked desig additionally educes pe -pixel ead oise, maki g the IMX900 a low- oise international shutte se so suited to low-light a d ea -i f a ed imagi g. Combi ed with a 2.25 µm pixel pitch a d 3MP esolutio , the IMX900 delive s Quad HDR as much as 120dB a d excessive se sitivity ac oss seen a d ea -i f a ed wavele gths, maki g it the co ect selection as a high-se sitivity international shutte got here a i blended lighti g a d NIR-illumi ated deployme ts.
The O semi AR0234 makes use of a co ve tio al back-illumi ated international shutte desig at a 1/2.6-i ch fo mat with a la ge 3.0 µm pixel pitch. With out the stacked logic laye , the AR0234 t ades among the IMX900’s dy amic a ge head oom fo a easy , lowe -cost se so stack able to eadi g the complete 2MP f ame at as much as 120 f ames pe seco d. The la ge pixel pitch additionally imp oves pe -pixel light-gathe i g a ea a d extensive s the depth of discipline ma gi at a give focal le gth, be efiti g applicatio s whe e wo ki g dista ce va ies. Neithe a chitectu e is u ive sally co ect. The IMX900 stacked BSI desig is the ight international shutte USB 3.0 got here a selection whe dy amic a ge a d ea -i f a ed se sitivity a e the limiti g va iables. The AR0234 is the ight selection whe f ame ate a d pe -u it price a e the limiti g va iables at 2MP esolutio .
The Falco -900MGS is Vadzo’s 3MP Mo och ome USB Got here a constructed o the So y P egius S IMX900 stacked BSI se so , delive i g 2064 x 1552 esolutio with a 2.25 µm pixel a d Quad HDR as much as 120dB. As a So y P egius S IMX900 got here a, it i he its the stacked BSI fill facto adva tage desc ibed above, a d as a mo och ome se so , it emoves the Baye filte mosaic e ti ely, outi g the complete picture flux at eve y pixel ac oss each seen a d ea -i f a ed wavele gths. This makes the Falco -900MGS a 3MP World Shutte USB Got here a optio delive i g the accu acy anticipated of a high-p ecisio visio got here a fo st uctu ed gentle p ofili g, lase t ia gulatio a d fi e featu e automated optical i spectio got here a wo okay whe e eve y additio al li e pai of esolutio imp oves defect detectio co fide ce. As a IMX900 USB got here a platfo m, it pai s stacked BSI se sitivity with a 5 Gbps USB 3.0 i te face a d a ope ati g a ge of −30°C to 70°C, maki g the Falco -900MGS a IMX900 machi e visio got here a suited to co ti uous p oductio li e deployme t.
The Falco -234CGS is Vadzo’s 2MP Colo USB Got here a constructed o the O semi AR0234 se so , delive i g 1920 x 1200 esolutio at as much as 120 f ames pe seco d with full international shutte captu e. Its Baye colo filte a ay p ese ves colo constancy fo duties whe e colo classificatio ca ies ve ificatio worth, corresponding to colo -coded fiducial t acki g a d label i spectio . As a 2MP colo international shutte got here a, the Falco -234CGS provides visio -guided obotics a d facto y automatio got here a i teg ato s a highe f ame ate, lowe -late cy alte ative to the Falco -900MGS whe colo output is equi ed a d 2MP esolutio is sufficie t. The se so additionally ope ates as a AR0234 machi e visio got here a ac oss a exte ded −40°C to 85°C a ge, suppo ti g deployme t i each climate-co t olled a d u heated wa ehouse e vi o me ts.
“E gi ee s ask us which international shutte se so to decide on as if the e is a si gle ight a swe . The e is ot. The IMX900 stacked BSI a chitectu e i aspect the Falco -900MGS provides you esolutio , dy amic a ge, a d ea -i f a ed every. The AR0234 i aspect the Falco -234CGS provides you f ame- ate colo output a d a lowe price pe u it. The co ect selection depe ds e ti ely o what the i spectio o obotics job is definitely measu i g a d at what pace. Ou job is to make su e e gi ee s have the se so -level element to make that decision co ectly the fi st time.” – Alwi Vi ce t, P oduct Ma age , Vadzo Imagi g
The Falco -900MGS a d Falco -234CGS a e each suppo ted by Vadzo’s VISPA ARC SDK, p ovidi g p og ammatic co t ol ove st eami g exposu e gai , white bala ce egio of i te est co figu atio , GPIO a d fi mwa e updates. The SDK suppo ts C, C++, a d Pytho ac oss Wi dows, Li ux, a d A d oid platfo ms. Each p oducts additionally ope ate atively u de UVC V4L2 a d Di ectShow and not using a y p op ieta y d ive depe de cy, educi g i teg atio ove head fo OEM groups buildi g blended se so p ecisio imagi g got here a deployme ts ac oss facto y automatio a d visio -guided obotics platfo ms.
A olli g shutte se so exposes every ow of pixels at a barely diffe e t mome t, sca i g th ough the f ame f om high to backside. Whe the topic o the got here a platfo m strikes du i g that sca , every ow captu es a barely diffe e t positio , p oduci g skew, wobble a d geomet ic disto tio i the output picture. A worldwide shutte se so exposes eve y pixel at precisely the identical i sta t, elimi ati g this disto tio e ti ely ega dless of how briskly the topic o platfo m is movi g. Fo automated optical i spectio , met ology a d visio -guided obotics, this disti ctio dete mi es whethe a measu eme t o a coo di ate calculatio is t ustwo thy at p oductio pace. Vadzo Imagi g’s Falco USB Got here a se ies add esses this di ectly with two international shutte platfo ms. The Falco -900MGS is constructed o the So y P egius S IMX900 fo highe esolutio a d dy amic a ge, a d the Falco -234CGS is constructed o the O semi AR0234 fo highe f ame ate a d colo output, givi g OEM e gi ee s a worldwide shutte optio matched to thei p ecisio imagi g job.
Each a e international shutte se so s, however they a e optimized fo diffe e t va iables. The So y P egius S IMX900 makes use of a stacked back-illumi ated a chitectu e at 3MP esolutio with a 2.25 µm pixel pitch, delive i g Quad HDR as much as 120dB a d exte ded ea -i f a ed se sitivity maki g it the st o ge selection whe dy amic a ge a d spect al every a e the limiti g facto s. The O semi AR0234 makes use of a co ve tio al back-illumi ated international shutte desig at 2MP esolutio with a la ge 3.0-µm pixel pitch, e abli g as much as 120 f ames pe seco d eadout a d a lowe -cost se so stack, maki g it the st o ge selection whe f ame ate a d pe -u it price a e the limiti g facto s. Vadzo Imagi g offe s each se so s i its Falco USB Got here a se ies. The Falco -900MGS fo the IMX900 co figu atio a d the Falco -234CGS fo the AR0234 colo co figu atio , allowi g e gi ee i g groups to judge each agai st thei precise GSD a d cycle time equi eme ts befo e committi g to a p oductio se so .
Automated optical i spectio methods measu e dime sio al tole a ce a d detect su face defects o pa ts {that a} e f eque tly i motio o a co veyo o i dex desk. A olli g shutte se so eadi g out ows seque tially i t oduces a skew p opo tio al to the pa t’s velocity du i g eadout, a d that skew exhibits up as measu eme t e o i the i spectio algo ithm. A worldwide shutte se so captu es the e ti e f ame i a si gle i sta t so eve y pixel ep ese ts the very same mome t ega dless of co veyo pace. This elimi ates a complete catego y of false ejects a d missed defect outcomes with out equi i g a y cha ge to li e pace o lighti g. Vadzo Imagi g’s Falco -900MGS automated optical i spectio got here a co figu atio constructed o the So y P egius S IMX900 provides Quad HDR as much as 120dB o high of worldwide shutte captu e ha dli g blended di ect a d shadowed lighti g commo o eal i spectio li es, whereas the Falco -234CGS p ovides a faste 2MP alte ative fo colo -based so ti g a d label ve ificatio .
G ou d pattern dista ce o GSD is the bodily sce e dista ce ep ese ted by o e pixel, a d it’s calculated as pixel pitch multiplied by wo ki g dista ce divided by focal le gth. Reliably esolvi g a defect ge e ally equi es at the very least two to th ee pixels ac oss its smallest dime sio . Fo instance, a se so with a 2.25 µm pixel pitch at a 300mm wo ki g dista ce with a 25mm le s p oduces a GSD of app oximately 0.027mm pe pixel, mea i g a 0.1mm featu e spa s oughly 3.7 pixels comfo tably withi a ge. A se so with a la ge 3.0 µm pixel pitch equi es a sho te wo ki g dista ce o a lo ge focal le gth to hit the identical GSD ta get. Vadzo’s Falco -900MGS with its 2.25 µm pixel pitch a d Falco -234CGS with its 3.0 µm pixel pitch give met ology international shutte got here a e gi ee s two-pixel geomet y optio s to u this calculatio befo e fi alizi g le s selectio .
The ight got here a fo visio -guided obotics depe ds o whethe the duty p io itizes cycle time o spatial esolutio . Choose a d place methods that t ack pa ts movi g at excessive pace o a feede o co veyo be efit most f om a highe f ame ate international shutte se so that retains tempo with obot cycle time with out i t oduci g motio blu i to the coo di ate calculatio . Duties i volvi g st uctu ed gentle 3D p ofili g o fi e featu e pa t ecog itio be efit mo e f om highe esolutio a d ea -i f a ed se sitivity. Vadzo Imagi g’s Falco -234CGS delive s 2MP colo international shutte captu e at as much as 120 f ames pe seco d, maki g it properly suited to high-speed pick-a d-place t acki g a d cobot visio wo kcells, whereas the Falco -900MGS delive s 3MP mo och ome international shutte esolutio with Quad HDR a d ea -i f a ed se sitivity fo obotics duties equi i g fi e spatial element. Each co ect ove USB 3.0 with VISPA ARC SDK suppo t fo di ect i teg atio i to a obot visio pipeli e.
The Falco -900MGS So y P egius S IMX900 Mo och ome USB Got here a a d the Falco -234CGS O semi AR0234 Colo USB Got here a a e each obtainable ow fo evaluatio a d OEM i teg atio . E gi ee i g groups ca entry full tech ical datasheets a d SDK docume tatio di ectly th ough Vadzo Imagi g o co tact Vadzo’s gross sales workforce fo quantity p ici g a d p oductio suppo t.
Vadzo Imagi g develops embedded a d machi e visio got here a p oducts fo OEMs a d system i teg ato s buildi g p oductio – eady visio methods ac oss i mud ial automatio , obotics, healthca e a d sma t i f ast uctu e. The compa y’s got here a po tfolio spa s USB, MIPI CSI-2, GigE, Wi-Fi, a d Se Des i te faces, suppo ti g a large a ge of embedded deployme t a chitectu es. Vadzo p ovides e d-to-e d imagi g suppo t, i cludi g se so i teg atio , ISP tu i g, fi mwa e developme t, a d SDK f amewo ks to accele ate system deployme t.
