Both Century primes have been modified for use with PL mount 16mm Cameras. A double aspheric element attachment is available for the 6mm, widening its field of view further.

Focal Length	Aperture	Close Focus	Front Diameter	Weight (lbs)
3.5mm Century	T2.8	1'	123mm / 80mm	1.2
6mm Century S2000	T1.9	1'	87mm	2.2

Cooke developed the SK4 primes for use with 16mm film cameras. The limited set of focal lengths: 6mm, 9.5mm, and 12mm, is meant to step up to the Super 35 Cooke S4 lenses to complete a full set of lenses on 16mm. The SK4’s offer Cooke’s historic look, featuring a warmth and unique bokeh unlike any other lenses.

Focal Length	Aperture	Close Focus	Front Diameter	Weight (lbs)
6mm	T2	8"	110mm	3.5
9.5mm	T2	8"	110mm	3.4
12mm	T2	8"	110mm	3.4

Focal Length	Aperture	Close Focus	Front Diameter	Weight (lbs)
4.5mm	T2.2	6"	70mm	1.2
7mm	T1.3	8"	104mm	2.4
20mm	T1.3	10"	80mm	2
35mm	T1.3	10"	80mm	2.2

Focal Length	Aperture	Close Focus	Front Diameter	Weight (lbs)
4mm	T2.0	2'	150mm	1.7
5.5mm	T2.0	8"	95mm	1.8

Focal Length	Aperture	Close Focus	Front Diameter	Weight (lbs)
35mm	T1.3	2'	80mm	2

The classic ZEISS Super Speeds T1.3 for 16mm format. Optically and mechanically they’re identical to the 35mm format Standard Speeds, and offer the same great qualities. Complete the set by using longer focal lengths from the 35mm format set.

Focal Length	Aperture	Close Focus	Front Diameter	Weight (lbs)
8mm	T2.1	8"	80mm	1.2
9.5mm	T1.3	10"	80mm	1.6
16mm	T1.3	8"	80mm	1.6
25mm	T1.3	10"	80mm	1.4
50mm	T1.3	2' 4"	80mm	1.8