SIRUI VENUS ANAMORPHIC LENS 1.6X FULL FRAME 100MM T2.9 RF-MOUNTSIRUI Goes Full Frame! Always looking to challenge itself as a professional lens manufacturer, Sirui again blows the minds of videographers with its 100 mm T2. 9 1,6x Full Frame anamorphic lens, which can be said to have no equal in its class ###split### Wider than Wider This lens features a 1. 6 times squeeze factor. When Shoot in 3: 2, it will yield a 2. 4: 1 aspect ratio. When the sensor is set at 16: 9, youll end up with a much wider 2. 8: 1