Cooke 300mm T3.3 S7/i Full Frame Plus Lens

The Cooke S7/i, T2.0 Full Frame Plus Primes are designed to cover the emergent full frame cinema camera sensors, at least the full sensor area of the RED Weapon 8K (46.31mm image circle).Shoot 35mm / Super 35mm formats, full frame, VistaVision and beyond - all with The Cooke Look. We have you covered with our S7/i Full Frame Plus lenses.Superb optical and mechanical performance, control of flare, distortion, veiling glare and spherical aberrations at full aperture. The cam-type focus mechanism allows for smooth focus adjustments. Modular construction increases ease of maintenance and serviceability.And, the S7/i lenses come equipped with /i Technology for frame by frame digital information capture, as do all modern Cooke cine lenses for film and digital capture.FeaturesOptical DesignThe optics are designed to give maximum performance at full aperture with superior control of flare, distortion and spherical aberration.ElectronicsAccessible via cable connector near the lens mount and contacts in mount that sync with /i compatible cameras and accessories.Color BalanceAll Cooke S7/i prime lenses are color balanced, color-matched and compatible with Cooke S4/i, miniS4/i, Anamorphic/i and PANCHRO/i Classic lenses.T2.0 ApertureCooke S7/i Primes have a true T2.0 aperture and cover 35/Super 35mm, Full Frame and beyond.Index MarksEvery index mark is labeled. More detailed markings allow for more detailed focus control.Focus MovementOur Academy Award winning cam-style focus movement coupled with the added benefit of a large lens barrel diameter, has allowed for an increased number of focus markings, particularly at close focus. Spherical aberration has been controlled throughout the range of focal lengths to eliminate compensation of changes in back focus with aperture. A four-point contact bearing provides a smooth positive backlash-free movement.Camera MountsCooke Hardened PL Mount with /i Technology contact.Focus ScalingLarge, clear numerals on both sides of the focus barrel benefit the focus puller when shooting under difficult lighting conditions.CompatibilityAll Cooke S7/i Primes have a common fixed front diameter of 110mm, with a focus drive gear of 140T x 0.8 mod and an iris drive gear of 134T x 0.8.External FinishA scratch resistant PTFE hard anodised finish is provided on all Cooke lenses, providing a durable, hard-wearing surface to meet the most demanding environmental conditions.IrisA nine-leaf linear module iris assembly is fitted into the Cooke S7/i Primes.Weight/Size RatioThe lenses are designed for all shooting applications, including handheld and Steadicam, providing comfortable balance ratio with the latest compact cameras.Reliability and ServiceCooke S7/i prime lenses are designed to meet a market requirement for fully reliable performance with a minimum of downtime.