Fast T1.5 T stop, good for low light filming
Nearly no breathing during focus pulls
T1.5 through to T22 Iris range
Newly designed large format cinema glass
Clearly marked focus and iris scales on both sides of the lenses
Consistent length of lenses, good for quick lens changes
9 Bladed Iris for rounded bokeh aesthetic
No image shift during focus pull
Robust construction materials
Shimmable mount