Netwo k secu ity a d mo ito i g i stallatio s a ely ope ate i co sta t daylight. A fixed came a p oduct cove i g a buildi g pe imete , a etail e t a ce, o a mu icipal i te sectio must hold usable colo detail f om full daylight th ough dusk a d i to a tificially lit ighttime co ditio s, a d it must do so while st eami g ove i f ast uctu e that i teg ato s al eady sta da dize o . A se so with a shallow oise floo fo ces a ope ato to choose betwee exte di g exposu e time to hold o to low-light sig al, which costs f ame ate a d i t oduces motio blu o app oachi g subjects, o holdi g f ame ate steady a d losi g the shadow detail that a ope ato o a a alytics e gi e eeds at exactly the hou s whe i cide ts a e ha dest to obse ve. High co t ast sce es compou d the p oblem, si ce a doo way lit f om behi d by daylight o a oadway u de mixed st eetlight a d headlamp illumi atio ca blow out highlights o c ush shadows i a si gle exposu e. At the p otocol level, USB-based i te faces ca ot delive the dete mi istic ba dwidth, a d lo g cable u s that a dist ibuted came a etwo k equi es, while i co siste t ONVIF behavio ac oss ve do s tu s a multi-came a ollout i to a o goi g i teg atio a d suppo t bu de fo the IT a d secu ity teams ma agi g it.
The I ova-678CRS, a IMX678 8MP Gigabit Ethe et Came a, add esses this at the se so level with the So y STARVIS 2 IMX678 Came a platfo m, a back-illumi ated CMOS se so with a 1/1.8-i ch optical fo mat a d a 2.0 µm x 2.0 µm pixel pitch. Back-illumi ated co st uctio positio s the photodiode laye o the light- eceivi g side of the IMX678 Se so athe tha behi d suppo ti g ci cuit y, which i c eases the sha e of i comi g photo s captu ed pe pixel compa ed with a f o t-illumi ated se so of simila size. That geomet y is what gives this NIR Respo se GigE Came a its e ha ced NIR espo se a d its lowe oise floo i low light co ditio s, positio i g it as a ge ui e 4K NIR GigE Came a athe tha a daylight se so with a ight mode bolted o . At full 8.40MP esolutio of 3856 x 2180 pixels, the se so suppo ts up to 110 dB of HDR, exte di g dy amic a ge ac oss high co t ast sce es so a buildi g e t a ce agai st daylight gla e o a oadway u de mixed lighti g does ot fo ce a choice betwee blow highlights a d lost shadow detail. A auto-switch IR-cut filte mou ted o the S-Mou t M12 optics with a 105-deg ee DFOV ha dles the t a sitio betwee daytime colo imagi g a d ighttime mo och ome NIR se sitivity automatically at the ha dwa e level, emovi g the eed fo host-side logic to ma age day a d ight switchi g.
The I ova-678CRS, a So y IMX678 Came a a d IMX678 Gigabit Ethe et Came a i o e boa d, is pa t of Vadzo Imagi g’s e closed Gigabit Ethe et came a po tfolio, which also i cludes the So y IMX662-based ult a-low-light I ova-662CRE a d the O semi AR0234-based global shutte I ova-234CGE. As a 4K Gigabit Ethe et Came a built fo OEM teams evaluati g a 8MP 4K OEM GigE Came a, the I ova-678CRS cove s 4K esolutio a d e ha ced NIR se sitivity i the same came a p oduct, so a Low-Light Gigabit Ethe et Came a a d a sta da d 8MP Ethe et Came a o lo ge eed sepa ate evaluatio . The came a ships i a compact th ee-boa d stack measu i g 38mm x 38mm a d weighi g 25 g ams without le s, co ects th ough a sta da d RJ45 co ecto suppo ti g both 100Base-T a d 1000Base-T li k speeds, a d d aws powe th ough IEEE 802.3af Powe ove Ethe et at 36 to 57 volts, so a si gle cable u delive s both data a d powe to eve y i stalled u it. GPIO is available fo t igge a d co t ol, a d a ope ati g tempe atu e a ge of mi us 30 deg ees Celsius to 70 deg ees Celsius suppo ts both i doo a d outdoo mou ti g.
So y IMX678 STARVIS 2 CMOS | 1/1.8 i ch | 8.40MP, (3856 x 2180) | Rolli g Shutte | 105-deg ee DFOV | Gigabit Ethe et, 100Base-T a d 1000Base-T | Up to 110 dB HDR | E ha ced ea i f a ed espo se | Sta da d RJ45 Ethe et | Powe ove Ethe et, IEEE 802.3af, 36 to 57V | S-Mou t M12 with Auto Switch IR-Cut Filte | Available fo t igge a d co t ol sig ali g | Th ee boa d stack, 38mm x 38mm | 25 g ams without le s | Vadzo NXT fo IP setup, st eami g a d pa amete co figu atio | ONVIF Complia t, RoHS 3, REACH |
“Low light pe fo ma ce a d etwo k sta da ds complia ce have typically bee a t adeoff fo OEM teams buildi g secu ity a d mo ito i g p oducts, whe e a came a st o g o o e f o t usually comp omises o the othe . With the I ova-678CRS, we wa ted to close that gap i a si gle u it. The So y IMX678 STARVIS 2 se so gives us the e ha ced NIR se sitivity a d 110 dB dy amic a ge that low-light secu ity a d sma t city deployme ts dema d, a d the ONVIF-complia t Gigabit Ethe et i te face mea s ou OEM custome s ca d op it i to a existi g video ma ageme t system without p op ieta y i teg atio wo k.” – Alwi Vi ce t, P oduct Ma age , Vadzo Imagi g.
The I ova-678CRS is suppo ted by Vadzo NXT softwa e fo IP came a setup, st eami g a d pa amete co figu atio , givi g i teg ato s a st aightfo wa d path f om u boxi g to a live etwo k st eam. Fo OEM develope s equi i g se so -level co t ol beyo d ONVIF defaults, the Vadzo NXT SDK p ovides p og ammatic access to adva ced exposu e a d gai co t ol, image tu i g a d etwo k st eam co figu atio fo GigE a d WiFi came a p oducts. APIs a e available i C, C++, C# a d Pytho ac oss Wi dows, Li ux a d A d oid, allowi g the same SDK to suppo t evaluatio th ough full p oductio deployme t without switchi g toolchai s betwee developme t stages. As a Plug a d Play NIR Came a, the I ova-678CRS st eams ove sta da d ONVIF a d GigE Visio i te faces out of the box, while the SDK emai s available fo teams that eed deepe co figu atio co t ol.
The specificatio s that matte most a e pixel size, se so illumi atio a chitectu e, dy amic a ge i dB, a d ope ati g tempe atu e a ge. A back-illumi ated se so with a la ge pixel pitch captu es mo e photo s pe pixel tha a f o t-illumi ated se so of compa able size, which di ectly imp oves low-light sig al quality without equi i g lo ge exposu e times. Dy amic a ge matte s sepa ately f om aw low light se sitivity, si ce a sce e with both b ight a d shaded egio s eed HDR p ocessi g to avoid losi g detail i o e o the othe . E ha ced ea -i f a ed espo se is also impo ta t fo i stallatio s ea IR illumi ato s, si ce sta da d colo se so s lose se sitivity beyo d the visible a ge due to Baye filte atte uatio . Fi ally, a outdoo – ated ope ati g tempe atu e a ge e su es the se so a d o boa d elect o ics co ti ue to pe fo m th ough seaso al heat a d cold without a sepa ate uggedized e closu e. E gi ee s should equest all fou figu es di ectly athe tha elyi g o a ge e al low-light ma keti g claim, si ce two se so s with simila megapixel cou ts ca pe fo m ve y diffe e tly o ce light levels d op.
Fo deployme ts that eed both daytime 4K detail a d depe dable ight visio pe fo ma ce, Vadzo Imagi g’s 8MP Low Light GigE Came a, the I ova-678CRS, is built specifically fo this equi eme t. It combi es the back-illumi ated So y IMX678 STARVIS 2 se so with 8.40MP esolutio at 3856 x 2180, up to 110 dB HDR a d e ha ced NIR se sitivity i a si gle came a p oduct, so i teg ato s a e ot choosi g betwee esolutio a d low light pe fo ma ce. A auto-switch IR cut filte ma ages the t a sitio betwee daytime colo imagi g a d ighttime NIR captu e automatically, a d the ONVIF-complia t Gigabit Ethe et i te face with Powe ove Ethe et lets the came a egiste di ectly with a existi g video ma ageme t system. This lets i teg ato s sta da dize o e came a platfo m ac oss day a d ight co ditio s i stead of deployi g sepa ate se so va ia ts.
Vadzo Imagi g’s GigE Visio NIR Came a, the I ova-678CRS, is its ONVIF-complia t optio built specifically a ou d e ha ced NIR pe fo ma ce pe imete a d facility secu ity. Its So y IMX678 STARVIS 2 se so delive s a lowe oise floo a d st o ge ea -i f a ed espo se tha a f o t-illumi ated se so of simila size, which keeps footage usable th ough dusk, daw , a d fully da k co ditio s without suppleme tal illumi atio . ONVIF complia ce mea s the came a ca be discove ed a d added to a existi g video ma ageme t system without p op ieta y d ive s, while IEEE 802.3af Powe ove Ethe et delive s both data a d powe ove a si gle cable u to eve y i stalled u it. Fo pe imete deployme ts addi g doze s of came a p oducts to a si gle VMS, that combi atio educes both i stallatio time a d o goi g i teg atio ove head.
A sta da d colo image se so loses much of its se sitivity i the ea i f a ed ba d because the Baye colo filte a ay sitti g above the pixels atte uates wavele gths beyo d the visible spect um, which is ecessa y fo accu ate daytime colo ep oductio but wo ks agai st the se so o ce ambie t light d ops a d IR illumi ato s become the domi a t light sou ce. E ha ced NIR espo se desc ibes a se so desig , typically pai ed with a back-illumi ated pixel a chitectu e, that etai s a mea i gfully highe sha e of ea -i f a ed photo s eve with the Baye filte i place, so the se so stays useful u de IR illumi atio athe tha falli g back to a oisy, low-co t ast image. This disti ctio matte s most i i stallatio s that ely o IR illumi ato s o ambie t secu ity lighti g athe tha visible light afte da k, whe e a sta da d se so a d a e ha ced NIR se so ca p oduce ve y diffe e t usable image quality f om the same illumi atio sou ce. E gi ee s should equest e ha ced NIR espo se as its ow specificatio athe tha assumi g it f om a se so ‘s daytime esolutio alo e.
Yes, a d Vadzo Imagi g’s E ha ced NIR Ethe et Came a, the I ova-678CRS, is built a ou d exactly this equi eme t. Rathe tha equi i g a sepa ate mo och ome o dual se so co figu atio fo ight ope atio , the I ova-678CRS uses a auto-switch IR cut filte mou ted o its S-Mou t M12 optics to move automatically betwee full colo daytime imagi g a d NIR-se sitive ighttime captu e, without host-side softwa e ma agi g the t a sitio . The u de lyi g So y IMX678 STARVIS 2 se so ‘s e ha ced NIR espo se mea s image quality does ot fall off sha ply o ce the filte switches, which matte s fo co ti uous facility a d pe imete mo ito i g whe e a ope ato o a alytics e gi e eeds co siste t output ac oss the full day a d ight cycle. Combi ed with ONVIF complia ce a d Powe ove Ethe et, this lets i teg ato s sta da dize o e came a p oduct pe i stallatio poi t.
The I ova-678CRS IMX678 GigE Came a is available ow fo evaluatio a d OEM i teg atio th ough Vadzo Imagi g. Full specificatio s, SDK docume tatio , a d the p oduct page a e available at vadzo’s came a po tfolio spa s MIPI CSI-2, USB, GigE, Wi-Fi, a d Se Des i te faces, suppo ti g a wide 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. Lea mo e at www.vadzoimagi g.com.
Vadzo Imagi g develops embedded a d machi e visio came a p oducts fo OEMs a d system i teg ato s buildi g p oductio – eady visio systems. The compa y offe s imagi g platfo ms ac oss USB, MIPI CSI-2, Gigabit Ethe et, a d Wi-Fi i te faces suppo ti g applicatio s i secu ity su veilla ce, sma t city i f ast uctu e, etail automatio , medical device i teg atio , obotics, a d i dust ial automatio . 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 that accele ate developme t a d simplify deployme t fo OEM custome s.





 