This is probably the best Value Full Frame cinema lens set you can buy. Irix Full Frame Production Cine Lens Set. This set retails for $6,299 on BH. Comes with: 15mm T2.6 21mm T1.5 30mm T1.5 45mm T1.5 150mm T3.0 MACRO This is a Canon EF mount which is insanely versatile. It can be mounted to RF mount bodies like the C70, R5, R5C, R6 etc using either a regular EF-RF adapter, a EF-RF VND adapter, or using a Speedbooster if you're mounting this to an APS-C sensor. There are no other lenses on the market that offer as many features as these do. Magnetic Front Filters. That's right the front is magnetic and allows for IRIX magnetic filters to easily be attached. Follow Focus grooves. When you attach a follow focus there are grooves you can rotate out of the way to make fitting a follow focus a breeze. Higher than 8k resolving power WEATHER SEALED! Markings on both sides in both meters and feet. Comes with the Protective Custom Case (A $250 value) *21mm lens cap is being replaced as the felt has come off. The 21mm was also serviced by an IRIX lens tech last year.