Size	Filter Size	Weight	Cost*
	Olympus 75mm f/1.8	Length: 69mm\ 2.71in; Diameter: 64mm\ 2.52in	58mm	305g/ 10.8oz	899
	Nikon Nikkor 85mm f/1.4 AF-D	Length: 145mm/ 5.7in; Diameter: 79mm/ 3.1in	77mm	550g/ 19.4oz	1019
	Panasonic 45-200mm f/4-5.6	Length: 100mm/ 3.94in; Diameter: 70mm/ 2.76in	52mm	380g/ 13.4oz	246
		* Purchase price $ USD at B&H Photo on August 7, 2012