Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
카메라의 홍채조리개를 조절하여 빛의 양을 조절할 수 있습니다.kamera-ui hongcha jorigaereul jojeolhayeo bichi yang-eul jojeolhal su issseubnida.You can adjust the iris diaphragm of the camera to control the amount of light.