Pentax smc FA 20-35mm F4 AL 操作指南
21
DA
200mm f/2.8ED [IF] SDM, DA
300mm f/4ED [IF] SDM focusing
• The mechanism does not allow the angle of rotation of the focusing ring to have the
same angle of the distance scale while focusing. Always check the focus using the view
finder before taking a picture. This is especially true with manual focus and the Quick-
Shift Focus System.
finder before taking a picture. This is especially true with manual focus and the Quick-
Shift Focus System.
DA Lens_ENG.book Page 21 Monday, January 3, 2011 11:45 AM