The Cavision Single Wheel Follow Focus for Cine Lens with Gear Arm Reversed allows for more distance between the follow focus and front of the lens to prevent interference from other accessories like the mattebox. The rotation on the follow focus is reversed, so it is also useful for lenses with inverted focus mechanism.

Belt driven transmission provides smooth operation and minimal play / backlash

Marking plate removable via spring loaded mechanism

Allows for more distance between the follow focus and front of the lens to prevent interference from other accessories such as the matte box

Rotation of the follow focus is reversed, so it is also useful for lenses with inverted focus mechanisms

Related Questions and Answers

Q: 1. Would the viewfinder fit a Nikon D810? Does it have an adjustable diopter? Thanks!

A: Cavision recommends:a href= http://www.bhphotovideo.com/c/product/763118-REG/Cavision_MH3Q_RSD_F_L_Shoulder_Pad_Package_with.html target= _blank http://www.bhphotovideo.com/c/product/763118-REG/Cavision_MH3Q_RSD_F_L_Shoulder_Pad_Package_with.html/aas a better fitting option for the Nikon D810.

Q: 2. Will this work for Rokinon lenses

A: Yes, the RFD15BM will work with Rokinon lenses as long as they have teeth on the focus barrel of the lens for the follow focus gear to engage with.

Q: 3. this might sound crazy but could you theoretically use this for zoom?

A: Yes this geared focus wheel could be used to manually dial in a zoom on an appropriately geared lens, or on some photography lens with geared adapters, such as the Wide Open Camera Universal Lens Gear: WILU; https://www.bhphotovideo.com/c/product/839296-REG/Lens_Gear_605859_LENSGEAR_UNIVERSAL_LENS.html

Q: 4. Can the SmallRig Silicone Gear be used with the Tilta Tiltaing Pocket Follow Focus?

A: No, the SmallRig Silicone Gear is not compatible with the Tilta Tiltaing Pocket Follow Focus.

Q: 5. Will this fit the Zeiss Milvus ZE 85mm and 100mm?

A: The Simmod SIMple Fit Follow Focus Gear (XXL, 10mm) will work with the ZEISS Milvus 100mm f/2M ZE Macro Lens for Canon EF (BH #ZE1002MZE), but for the larger ZEISS Milvus 85mm f/1.4 ZE Lens for Canon EF (BH #ZE8514MZE) you will need the bigger Simmod SIMple Fit Follow Focus Gear (JUMBO, 10mm), BH #SISF10JUMBO.

Q: 6. Does this have adjustable hard stops?

A: It does not.

Q: 7. How may I buy just the rubber friction wheel and will that fit over similar gears from other manufacturers?

A: The SHAPE Follow Focus Kit with Single 15mm Rod Clamp could work with the following seamless rings. Seamless Rings: https://bit.ly/3MD9AXN How to check what rings work with your lenses: https://bit.ly/49uzp62

Q: 8. Can you change the gearing to 1:1.8 for Cine Lens?

A: This follow focus uses 0.8 pitch gears. 0.8 gears are the industry standard for follow focus rings in the cinema industry therefore this follow focus is compatible with most cinema lenses.

Q: 9. Can this unit be mounted on either side of the lens?

A: Hello Andrew, Thank you for your question! Indeed our Follow Focus FA123 can be mounted on either side of the lens, since it has a single rod clamp system. We hope this helps and we thank you for your interest in our products. The SHAPE team

Q: 10. Will this work with other standard 15mm follow focus units, or only the Lanparte version?

A: We're afraid not. This part is specifically for the Lanparte FF-01 or FF-02 follow focus units. https://bhpho.to/2rZddvZ