"Interchangeable lenses for SLR and mirrorless cameras are the main accessories for these cameras. The lenses determine the angle of view, the character of the view, the depth of field and fundamentally affect the quality of the image. Focal length is the basic parameter of choice, for which there are basic rules of thumb on what appropriate focal length to use for a given subject. There are a number of parameters by which to choose the right lens. For those of you who want to get oriented in the issue, we bring some articles that can help you choose the lens of your liking. Last but not least, we are here to help you with your choice on CHAT."