DOF Chart for 28mm Lens (35mm Film Format)
© John A. LindDOF Chart for 50mm Lens (35mm Film Format)
© John A. LindDOF Chart for 80mm Lens (35mm Film Format)
© John A. LindDOF and Focal Length
© John A. LindInfinity Circle of Conf. for Different Focal Lengt
© John A. LindCircle of Confusion Growth Behind Subject
© John A. LindLunar Exposure Chart
© q p. w
