Available Size Eye to Eye x Travel:
190 × 51 mm ( 7.48 × 2.01 inch) 200 × 56 mm ( 7.87 × 2.20 inch) 210 × 61 mm ( 8.27 × 2.40 inch) 220 × 66 mm ( 8.66 × 2.60 inch) 240 × 76 mm ( 9.45 × 2.99 inch)