1/2.3″ Wide Angle Lenses

1/2.3" series wide angle lenses is designed for 1/2.3" image sensor, such as IMX377, IMX477, IMX412 etc. Sony IMX412 is diagonal 7.857mm (1/2.3") 12.3 mega-pixel CMOS image sensor with square pixel for color cameras. Number of effective pixels 4072(H) x 3064(V) approx.12.47MP. Unit cell size 1.55μm(H) x 1.55μm(V). ChuangAn Optics 1/2.3" wide lenses features: High resolution, compact structure.

Model	EFL (mm)	Aperture	FOV(HxD)	TV Distortion	Dimension	Resolution
CH1101A	2.86	F2.5	130° x 170°	<-20%	Φ17.5*L18.69	14MP
CH2698A	3.57	F2.8	108° x 135°	<-18%	Φ14*L13	12MP

MTF of CH2698A

These 1/2.3" lenses can be used on dash camera and sports camera. To record the extreme sports experience, like skiing, surfing, extreme biking, and skydiving. Or sports event broadcast and AI analytics - Generate AI statistics from the players movement and behaviors on the court and present this as a summery after the game that is played, to improve subsequent games. Action cameras are actually cameras designed for sports. It has a good application in many sports projects, and it also has great advantages over ordinary cameras for shooting moving objects. So, what is the difference between an action camera and a normal camera? Action cameras are more for taking selfies, while ordinary cameras are more for taking pictures. Action cameras are very compact, making them easier to carry and install in special places. Since action cameras are mostly used for extreme sports such as skiing and surfing, waterproof performance, shock resistance, and heat resistance are important parameters of action cameras. That is, it has more requirements for lens quality and performance.