Adjusting a lens is a crucial task to get the best possible image or focus when using any kind of camera or telescope. Some of the common synonyms for 'adjust a lens' are 'refocus', 'fine-tune', 'calibrate', 'realign', 'readjust', and 'reposition'. These terms are often used interchangeably to imply the process of setting the lens in the right position or making small alterations to the focal point. Similarly, 'zoom in', 'zoom out', and 'pan' are also used when adjusting lenses to change the view of the subject or object being captured. Regardless of the term used, adjusting a lens is an essential skill in photography and astronomy that requires practice and precision.