This is the SONY FDA-M1AM magnifier (^^) It's a discontinued product, so how about it if you're looking for one? (^^) Immediate purchase is OK! ◾️Condition◾️ The exterior has no noticeable scratches. There is some mold inside the viewfinder, but the view through it appears clear (photos 4 and 13). ◾️Compatible Models◾️ α A-mount bodies ◾️Features◾️ Magnifies the center of the field of view by approximately 2.3x You can magnify the center of the viewfinder's field of view by approximately 2.3x. This allows for more accurate focus confirmation when using manual focus for close-up or telephoto photography. Built-in diopter adjustment: -7.5 to +3.1 diopters