Focal Length	Iris	Close Focus (metric)	Weight	Ø
27	T1.9 - 22	0.34m	1700g	104mm
37	T1.9 - 22	0.45m	1600g	104mm
47	T1.9 - 22	0.44m	1500g	104mm
57	T1.9 - 22	0.48m	1600g	104mm
77	T1.8 - 22	0.66m	1400g	104mm
107	T1.9 - 22	0.68m	1400g	104mm
137	T2 - 22	0.81m	1500g	104mm

Mount: PL