Type: XF23mm F1.4
Lens construction: 11 elements in 10 groups
(includes two extra-low dispersion (ED) element and two prime-refraction element)
Focal length: f=23mm
35mm format identical: 37（Canon EOS-M)
Angle of view: 62.7（Canon EOS-M)
Max. aperture: F1.4
Min. aperture: F16
Aperture keep watch over
Number of of blades : 10(rounded diaphragm opening)
Stop size : 1/3EV (22 stops)
Focus range: Approx. 30cm – ∞
Max. magnification: 0.1x
External dimensions: ø65.0mm x72mm
Weight (apart from caps and hoods): Approx. 260g
Filter size: ø52mm
🍂【F1.4 Large Aperture】 Features an aperture range of F1.4 through F16, uses a nine-blade aperture diaphragm, has a minimum focusing distance of 30cm (15.7″).
🍂【Optical Configuration】Viltrox 23mm f1.4 Cannon EOS-M Mount autofocus lens is constructed of 11 elements in 10 groups, including two extra-low dispersion (ED) element and two prime-refraction element.
🍂【STM Advanced Motor】Minimize errors within the inspection process when working with are living view technology, brings precise and smooth center of attention.
🍂【Precision Metal Structure】Rugged all-metal mirror body, small and compact, weighs 260g (0.57LB) and uses a 52mm front clear out thread
🍂【USB Firmware Upgrade】 Build in USB port for firmware to achieve a compatibility for the most recent cameras model and supports EXIF information transmission.