With a bright F1.8 aperture, it maintains shutter speed in indoor and low-light conditions for an instant response that creates a blurred effect to highlight the subject. With minimal spherical aberration and distortion, you can capture images with incredible precision. By reducing the effects of flash and ghosting on your images while maintaining excellent image quality and contrast from center to periphery, it provides crystal clear, sharp image quality. Continuous focus provides precise control and delivers images with incredible sharpness, making it an ideal choice for indoor and nighttime photography. The ultra-wide angle allows you to capture the creative space beyond the eye and provide an expanded sense of scale.