Light Is Hope, Is The Source Of Life, With Light, There Is A Moving And Pleasing Color And Breath, When Light From One Medium Into Another, The Direction Of Propagation Will Change, Can Gather, Can Disperse, So We Use Glass And Metal To Make Exclusive Tools For Light Capturing, And When You Hold It To Construct The Light Propagation Angle And Flux, Refraction Is All Attitudes Of The World Under The Screen. Rigorous innovation is the working philosophy of optical and cinema people, the pursuit of the ultimate is the eternal pursuit of optical and cinema people, capturing brilliant light, in the...

CHIOPT INTRODUCTION RESEARCH & DEVELOPMENT EXTREMER SERIES EXTREMER SERIES INTRODUCTION EXTREMER SERIES SPECIFICATIONS EXTREMER FEATURES

CHIOPT Company Introduction CHIOPT has been relentlessly challenging new heights in optical lenses, expanding the optical development capabilities and product manufacturing experience accumulated over the past ten years to the field of cinema lens equipment. The road is hindered and long, and the line is approaching. It’s Time ...

Research & Development With two manufacturing bases (Guangzhou and Changsha), a complete industrial chain of mid-to-high-end optical lens manufacturing has been formed.

Series Introduction We believe that products that meet the most common needs are those that are friendly, economical, reliable, durable and sustainable, and that balancing the qualities to make a more viable product is the true meaning of the extreme. Full-frame zoom cine lenses are compatible with a wide range of camera systems in a wide range of formats, with larger field of view, better imaging, a wider life cycle and investment value, plus good all-round qualities, especially a superb price/performance ratio, enough to be an excellent production tool, hence the birth of the EXTREMER series.The...

It’s time to have a set of excellent full-frame zoom cinema lenses to inspire your creative inspiration and desires, and live up to every beauty and hardship you encounter

Super cost-effective Excellent imaging Parfocal Design Minimal breathing effect Compact structure

XTREME ZOOM 28-85mm/T3.2 Detailed parameters Model Number Lens Mount Focal Length Zoom Ratio Aperture Range Imaging Circle（Image Diameter） Flange Distance MOD From Lens Front MOD From Sensor Plane Horizontal FOV (Field Of View) Vertical FOV (Field Of View) Diagonal FOV (Field Of View) Number of Iris Blades Angle of Aperture Ring Rotation Angle of Zoom Rotation Angle of Focusing Ring Rotation Maximum Diameter VS Length Front Diameter

The image field diameter reaches 46 mm, which meets the requirements of all large-format camera systems, is compatible with super 35 frames, has a long life cycle, and has more investment value

FOCAL LENGTH The first lens is 3x zoom, the zoom range is 28-85mm, covering common focal lengths, one can be used for more than one, which is more practical

MULTI MOUNT DIY Standard PL native mount, while providing a full range, as well as EF mount and E mount common to the SLASHER series, suitable for multi camera systems

MINIMUM FOCUSING DISTANCE MOD From Sensor Plane( minimum marked distance) 0.7m,MOD From Lens Front 0.4m

Product Features LINEAR APERTURE RING SURFACE TECHNOLOGY Consistent rotation angle per stop for more intuitive aperture control. Unique coating process for greater hardness and strength, more resistant to handprint and oil stains ANTI-DUST & RAINDROPS METRIC & IMPERIAL DOUBLE-SIDED SCALES The focus ring is metric on one side and imperial on one side to meet different needs. Special materials have been inserted into the gaps of the metal housing of the lens to protect it from dust and rain. * Anti-dust and raindrops are not the promised function of this product, but to minimize the possibility...

VOLUME & WEIGHT The volume and weight are well controlled in the full-frame zoom cine lens with all-metal structure SUPPLEMENTARY FOCAL LENGTH CAN BE EXPECTED Telephoto zoom and wide-angle focal length zooms are planned. OUT OF FOCUS Out-of-focus spots are rounded and bokeh is excessively natural. FOLLOW FOCUS STROKE 288-degree focusing stroke for precise manual focus. ADJUSTABLE BACK FOCUS The product must be strictly inspected to ensure the accuracy of the rear flange distance. At the same time, it is equipped with various specifications of gaskets, which can be adjusted by DIY, and the flange...

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

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

HUNAN CHIOPT OPTICAL TECHNOLOGY CO.,LTD No. 8th Hongda Road, Yuhua District, Changsha City, Hunan Province, China chiopt