Cokin Mmulti-Image filters reproduce the same image in 5, 7, 13 or 25 identical images. By moving the filter either vertical or horizontal you can vary your composition. Recommendations: Use a focal length between 50 & 105mm. Also choose an aperture from f5.6 to f11. Multi Image 5 (A201) Multi Image 7 (A202) Multi Image 13 (A203) Multi Image 25 (A20