Focal Length	Iris	Close Focus	Weight
30	T3.5 - 22	35 cm / 1'2"	2200 g
40	T4.0 - 32	35 cm / 1'2"	2750 g
60	T3.5 - 22	50 cm / 1'8"	2000 g
80	T2.8 - 22	80 cm / 2'7"	1550 g
100	T3.5 - 22	90 cm / 2'11"	1650 g
120	T4.0 - 32	110 cm / 3'7"	2000 g

Front Diameter : 114mm