MAIN SPECIFICATIONS

 

 

47

 

*For use with any PENTAX digital SLR camera.

*AL = Uses an aspheric lens, ED = Lens made with extra-low dispersion glass, IF = Inner focus-type lens, SDM = Lens with a supersonic motor

Lens

DA 14mm f/2.8ED [IF]

DA 15mm f/4ED AL Limited

DA 21mm f/3.2 AL Limited

Focal length

14mm (equivalent to approx.

15mm (equivalent to approx.

21mm (equivalent to approx.

21.5mm in 35mm format)

23mm in 35mm format)

32mm in 35mm format)

 

Elements in groups

12-11

8-6

8-5

Angle of view

90°

86°

68°

Aperture

f/2.8

f/4

f/3.2

Minimum aperture

f/22

f/22

f/22

Mount type

KAF-mount

KAF-mount

KAF-mount

Minimum focus

0.17m (0.56ft)

0.18m (0.59ft)

0.2m (0.66ft)

distance

 

 

 

Maximum

Approx. 0.19×

Approx. 0.15×

Approx. 0.17×

magnification

 

 

 

Filter size

77mm

49mm

49mm or 43mm

Lens hood

PH-RBH 77mm

Built-in

MH-RBA 43mm

Max. diameter

83.5mm × 69mm

63mm × 39.5mm

63mm × 25mm

× length

(3.3in × 2.7in)

(2.5in × 1.6in)

(2.5in × 1.0in)

 

Approx. 420g/14.8oz

 

Approx. 140g/4.9oz

Weight

(with hood approx. 455g/

Approx. 190g/6.7oz

(with hood approx. 155g/

 

16.0oz)

 

5.5oz)

Soft case

S100-120

Soft case DA70

Dedicated case