Pentax Digital Camera Lens - Manual (Page 26)

24 MAIN SPECIFICATIONS
Lens DA 14mm f/2.8ED (IF) DA 40mm f/2.8 Limited DA FISH-EYE 10-17mm f/3.5-4.5ED (IF)
Focal length
14 mm (equivalent to 40 mm (equivalent to 10-17 mm (35mm conversion not
21.5mm in 35mm format) 61mm in 35mm format) possible)
Usable camera -series -series -series
Elements in groups 12–11 5–4 10–8
Angle of view 90° 39° 180°–100°
Aperture f/2.8 f/2.8 f/3.5-f/4.5
Minimum aperture f/22 f/22 f/22–f/32
Mount type K
AF
-mount K
AF
-mount K
AF
-mount
Minimum focus
0.17m (0.56ft) 0.4m (1.31ft)
0.14m (0.46ft) (Approximately
distance 2.5 cm from front of lens)
Maximum
Approx. 0.19
×
Approx. 0.13
×
Approx. 0.39
×
magnification
Filter size 77mm 49mm or 30.5mm Cannot be mounted
Lens hood PH-RBH 77mm MH-RC 49mm Built-in
Max. Diameter 83.5mm
× 69mm
63mm
× 15mm
68mm
× 71.5mm (2.7in × 2.8in)
× Length
(3.3in
× 2.7in)
(2.5in
× 0.6in)
Weight
420N/14.8oz 90N/3.15oz
320N/11.3oz
(with hood 455N/16oz) (with hood 100N/3.5oz)
Soft case S100-120 Dedicated case S80-80
11-2005 DA_Body_E 05.11.10 2:29 PM Page 24