Canon Powershot A40 User Manual page 154

Close-Up Lens 250D (52 mm)
This lens makes it easy to take macro shots. With the
camera set to Macro mode, you can use this option to
shoot subjects that are 10 to 25 cm (3.9 to 9.8 in.) at
maximum wide angle and 13 to 25 cm (5.1 to 9.8 in.) at
maximum telephoto from the lens tip.
¡Please do not use the flash when shooting with this
lens.
Shooting Ranges in Macro Mode
At maximum
telephoto
At maximum
wide angle
150
Distance between
Lens tip and Subject
13 cm
(5.1 in.)
25 cm
(9.8 in.)
10 cm
(3.9 in.)
25 cm
(9.8 in.)
Shooting Range
48 × 36 mm
(1.9 × 1.4 in.)
82 × 61 mm
(3.2 × 2.4 in.)
106 × 80 mm
(4.2 × 3.2 in.)
230 × 173 mm
(9.1 × 6.8 in.)