Does HD Pentax-DA 11-18mm F2.8 have Aperture Ring??>

Does HD Pentax-DA 11-18mm F2.8 have Aperture Ring?

HD Pentax-DA 11-18mm F2.8 Alternatives in Pentax KAF3 Mount

	Coverage	Weight	Focusing	Street Price
HD Pentax-DA 10-17mm F3.5-4.5 ED fisheye Compare	APS-C / DX	317gr	AF	Amazon B&H Photo
Pentax smc DA 10-17mm F3.5-4.5 ED IF Fisheye Compare	APS-C / DX	320gr	AF	Amazon B&H Photo
Samsung D-Xenon 10-17mm F3.5-4.5 Fisheye Compare	APS-C / DX	320gr	AF	Amazon B&H Photo
Sigma 10-20mm F3.5 EX DC HSM Compare	APS-C / DX	520gr	AF	Amazon B&H Photo
Sigma 10-20mm F4-5.6 EX DC HSM Compare	APS-C / DX	470gr	AF	Amazon B&H Photo

Other Frequently Asked Questions about HD Pentax-DA 11-18mm F2.8