A close-up lens is a close-up attachment similar to a filter. Observing the scene alone is like a magnifying glass. Its front is raised for image amplification, while its back is slightly concave to reduce image field bending to a certain extent. The proximity lens has the advantages of simple structure and low price. During operation, there is no exposure compensation adjustment, and it can be used alone and in combination, which is very convenient.The proximity lens has the advantages of simple structure and low price. During operation, there is no exposure compensation adjustment, and it can be used alone and in combination, which is very convenient. In addition, in addition to being suitable for single lens reflex cameras
