1、F2.8 Large Aperture: F2.8 large aperture allows you to create calmly even in low light environments. Blur effect is good, bringing better artistic beauty. 2、1:1 Magnification: 17cm/6.7in minimum focusing distance, manual focusmode, it provides good solution for portrait and macro photography. 3、8 Elements in 7 Groups: 8 elements in 7 groups optical structure design, including 2 low dispersion lenses, which can better compensate for various aberrations and obtain clear images. 4、Optical Glass: Using optical glass with multilayer coating, the macro lens has good light transmission performance. All metal body, small size and light weight, it is very convenient to use. 5、Scope of Application: 40mm is equivalent to full frame 60mm, which is equivalent to the angle of view of standard lens. With large aperture, it can be used for portraits, travel, flowers, insects, etc. 6、Applicable Models: The 40mm F2.8 Macro Lens is suitable for EOS M Mount for M1, M2, M3, M5, M6, M6II, M10, M100, M50, etc. Item Type: 40mm F2.8 APS-C Macro Lens Material: Alloy + Optical Glass Product Color: As Pictures Shown Focal Length: Approx. 40mm / 1.6in Filter Size: Approx. 52mm / 2.0in Nearest Focus: Approx. 0.17m / 0.6ft Product Weight: Approx. 532g / 18.8oz Lens Type: Manual Lens Maximum Aperture: F2.8 Minimum Aperture: F16 Magnification: 1:1 Frame: APS-C Viewing Angle: 40° Aperture Blade: 11 Pieces Optical Structure: 8 Elements in 7 Groups Lens Anti Shake Type: Without Anti Shake Focus Method: Manual Focus Mount: for EOS M Mount Shooting Scenes: Suitable for Insects, Products, Portraits, Still Life Applicable Models: for M1, M2, M3, M5, M6, M6II, M10, M100, M50, etc. 1 x Lens 1 x Front Lens Cover (Installed) 1 x Rear Lens Cover (Installed) 1 x Manual