Comparison of Pentax SMC P-DA Fish-Eye 10-17mm f/3.5-4.5 ED IF and Pentax 5-15mm f/2.8-4.5 02 Standard Zoom

Attribute	Pentax SMC P-DA Fish-Eye 10-17mm f/3.5-4.5 ED IF ×	Pentax 5-15mm f/2.8-4.5 02 Standard Zoom ×
Notes	Distance scale, Integrated lens hood; no filter ring or rear-element filter clip	For use with Pentax Q compact system camera. Lens shutter. ND filter (2 stops light reduction). PENTAX SP (Super Protect) coating. Optional PH-SBA le
Aperture (f)	3.50 - 32.00	2.80 - 8.00
Closest Focus (m)	0.14	0.3
Magnification Ratio (x)	0.39	0.06
Type	Fisheye Zoom	Standard Zoom
Focus Details	"Quick-Shift" Focus System for instant shift to manual focus	Autofocus with electronic manual focus
APS Equivalent	15 - 25.5mm	27.5 - 83mm
Diameter (mm)	68	48
Image Circle	APS-C	Pentax Q-mount
Focal Length (mm)	10.00 - 17.00	5.00 - 15.00
Brand	Pentax	Pentax
Name	Pentax SMC P-DA Fish-Eye 10-17mm f/3.5-4.5 ED IF	Pentax 5-15mm f/2.8-4.5 02 Standard Zoom
Weight (g)	320	96
Diagonal Angle of View (degree)	100.00 - 180.00	29.00 - 76.00
Diaphragm Blades	6	5
Zoom System	Rotary	Rotary
Length (mm)	71.5	48
Filter Size (mm)	-	5
Lens Construction	10 elements in 8 groups	8 elements in 7 groups, including 4 extra-low dispersion (ED) aspherical elements