Specifications

	smc PENTAX-DA★ 60-250mmF4ED[IF] SDM	smc PENTAX-DA★ 55mmF1.4 SDM
Lens mount	PENTAX KAF2 mount	PENTAX KAF3 mount
Lens construction	15 elements in 13 groups	9 elements in 8 groups
Angle of view	26.5-6.5°	28.6°
	( when used with PENTAX Digital SLR camera body)
Aperture control	Automatic	Automatic
Minimum aperture	F32	F22
Number of diaphragm blades	9	9
Metering system	TTL open-aperture metering	TTL open-aperture metering
Minimum focusing distance	1.1m	0.45m
Filter size	67mm	58mm
Maximum magnification	0.15X	0.17X
Dimensions (diameter x length)	82mm x 167.5mm (3.2 inches x 6.6 inches)	70.5mm x 66mm (2.8 inches x 2.6 inches)
Weight	1040g (36.7oz) without hood 1120g (39.5oz) with hood 1230g (43.4oz) with hood & tripod mount	375g (13.2 oz) without hood 415g (14.6 oz) with hood