I am unable to provide detailed information as this item belonged to a family member who no longer needs it. I do not have any knowledge of cameras, so I may not be able to answer your questions. Thank you for your understanding. Everything in the images is included. The EOS-M marking suggests that it is likely a Canon mount. ☆☆☆Product Description☆☆☆ This lens boasts high-quality descriptive power and is perfect for portraits, landscapes, and even wildlife photography. The bright f/2.5 aperture allows for easy shooting of photos with beautiful bokeh. **Focal Length** 180mm (approximately 270mm equivalent in 35mm film) **Maximum Aperture** F2.5, allowing for bright shooting. Ideal for scenes where you want to beautifully blur the background. This lens, packed with Tamron's technology, provides clear and contrast-rich images. It is a recommended item for those who are particular about landscape photography and portraits. It has the power to transform everyday scenery into special moments.