The Dioptric Adjustment Lens Eg -3 is designed by Canon to provide precise vision correction for Canon cameras. This accessory falls under the Canon Diopters category, specifically catering to individuals with nearsightedness who require a -3 dioptric adjustment. Manufactured by Canon, the Eg -3 lens ensures sharp and clear viewing through the camera's viewfinder, allowing photographers to capture images with accuracy and precision. This high-quality lens is easy to install and provides a snug fit on compatible Canon camera models, enhancing the overall photography experience for users with vision impairments. Elevate your photography game with the Canon Dioptric Adjustment Lens Eg -3.