Canon RF-S 18-45mm F4.5-6.3 IS STM 
​Lens Mount: Canon RF Mount (designed for APS-C sensors, but can be used on full-frame RF cameras in crop mode) 
​Focal Length: 18-45mm (equivalent to approximately 29-72mm on a 35mm full-frame camera due to the 1.6x crop factor) 
​Maximum Aperture: Variable, f/4.5 at the wide end (18mm) to f/6.3 at the telephoto end (45mm) 
​Minimum Aperture: f/22 at 18mm, f/32 at 45mm 
​Image Stabilization: Yes, up to 4 stops of shake correction (or 6.5 stops when used with a camera with In-Body Image Stabilization) 
​Autofocus Motor: Stepping Motor (STM), which is known for being quiet and smooth, making it suitable for video recording. 
​Filter Size: 49mm 
​Lens Construction: 7 elements in 7 groups, including two aspherical elements. 
​Weight: Approximately 4.6 oz (130g) 
​Dimensions (Retracted): Approximately 2.72 x 1.74 inches (68.9 x 44.3mm) 
​Minimum Focusing Distance: 7.9 inches (20 cm) at the wide end (18mm) in AF mode, with a closer manual focus distance of 5.9 inches (15 cm). 
​Maximum Magnification: 0.16x (0.26x in manual focus mode at 45mm) 
​Diaphragm Blades: 7, rounded