The Lomo Square Front 2:1 anamorphic prime lenses have the element situated at the front of the assembly leading to greater lens breathing.  They are lightweight making them an excellent choice for handheld or steadicam work.
 
30mm T2.8 CF 3'10" 2.8 lbs.
50mm T2.5 CF 4'10" 3.5 lbs
80mm T2.5 CF 4'10" 5 lbs.
 
Lomo's were used to shoot