CHIOPT XTREME FF ZOOM 28-85mm T3.2 Compact Zoom Cine Lens E-mount

CHIOPT XTREME FF ZOOM 28-85mm T3.2 Compact Zoom Cine Lens E-mount

The Chiopt EXTREMER series is a modern multi-zoom cinema lens set developed by us for large-format camera systems. It strictly follows the optical and mechanical structure requirements of the film industry. It is newly developed and manufactured. 28-85mm is in this series. The first product of, covering the more commonly used focal lengths, has a T3.2 constant aperture, 6-8K-level clarity, precise par focal function, well-controlled breathing, sharp and unfavorable focal inside, soft transition outside focal length, and enhanced In addition to glare suppression, it has a DIY bayonet design, and provides multiple bayonet system options such as PL, EF, and E. Among similar products, the volume and weight control are more excellent

Frame  

With a field diameter of 46 mm, it is suitable for a wide range of large format camera systems and is compatible with Super 35 format for a long life cycle and greater investment value.

 Par focal

This series of lenses can ensure par focal accuracy when the back focus is accurate. For the back focus adjustment function, please refer to the manual or search in the site

 Focal length

The first lens is 3x zoom, the zoom range is 28-85mm, covering common focal lengths, one is more than one, more practical, leave a message in the station, wide-angle zoom, telephoto zoom, which focal length is more in line with your needs.

Mniimal  Breathing

Excellent breathing effect control ability, easier to shift the focus of the composition

 Multi-mount DIY

The PL native mount is standard, and a full range of EF and E mounts are also available for use with the SLASHER series, for a variety of camera systems. More bayonets will be launched later, so stay tuned.
More product features
 

Surface Technology

Unique coating process for greater hardness and strength, more resistant to hand prints and oil stains.

Linear aperture ring

Consistent rotation angle per stop for more intuitive aperture control

Metric & imperial double-sided scales

The metric scale on the left side of the focus ring, and the inch scale on the right side, to meet different needs

Anti-dust and raindrops

During the design process of the lens structure of this series, the protection against general sand, dust and raindrops has been specially strengthened to ensure normal shooting under severe conditions.
*Sand, dust and raindrops are not the promised function of this product, but to minimize the possibility of its occurrence during product design, please use it in a safe environment

Volume and weight

The volume and weight are well controlled in the full-frame zoom cine lens with all-metal structure
The Weight of the Chiopt EXTREMER lense is 2,8kg

Supplementary focal length is available

Telephoto zoom and wide-angle zoom are already planned, so stay tuned

Out of focus

The out-of-focus spot is rounded and the bokeh is natural.

Follow focus stroke

288-degree focus stroke, realizing manual precise follow focus

Adjustable back focus

The factory must be strictly inspected to ensure the accuracy of the rear flange distance. At the same time, various specifications of gaskets are provided as standard, which can be adjusted by DIY. The flange distance is accurate to achieve par-focus.

Specs:

Lens Mount: E
Focal Length: 28-85mm
Zoom Ratio: 3x
Maxmum T Stop: T3.2(F2.8)
Aperture Range: T3.2-T22
Imaging Circle (Image Diameter): ￠46mm
Flange Distance:  18mm
MOD From Lens Front: 0.4m
MOD From Sensor Plane( minimum marked distance): 0.7m
Magnification: 0.05X
Shooting Area for MOD: 28mm:(510*340mm) 85mm:(123*82mm)
Horizontal FOV(Field Of View): 65~17.5°
Vertical FOV (Field Of View): 46~11.5°
Diagonal FOV (Field Of View): 75~21°
Quantity of Aperture Blades: 9PCs
Angle of Aperture Ring Rotation: 84°
Angle of Zoom Rotation: 96°
Angle of Focusing Ring Rotation: 288°
Maximum Diameter VS Length: ￠114*254.5
Weight: 2.8kg
Front Diameter: ￠114mm
Gear Pitch: 0.8M