Rolleiflex camera instax SQ1 &SQ40 square film INSTAX BACK（3.5f/e/t/2.8f/e/d/c/b/gx/fx/cord）

Rolleiflex camera instax square film back（3.5f/e/t，2.8f/e/d/c/b/gx/fx, cord）If your rollei has Quick Release Viewfinder，Then you can choose the whole process Focusing kit，you do not need any focus compensation The whole process focusing kit   is  an additional set of accessories, not a instax back    NOW Use SQ1 or SQ40 to modify and produce this back   If your rollei do not has Quick Release Viewfinder，Because using the additional lens ，This back needs simple focus compensation，Normal focus at infinity ~ 2m，simple focusing compensation is needed within 2 m of focusing，0.3m compensation is needed within 2 m of focusing，For example, if the scale of the focusing button is 2m, you need to turn it to 1.7m to focus，The focus button scale is 1.7m, and it is only coking if it needs to be turned to 1.4m，The focus button scale is 1.4m, and it is only coking if it needs to be turned to 1.1m，If you can't accept focus compensation，please do not buy it. Because international express can't deliver b