Video Chat with a Pro Video Expert - Live

Cool-Lux LuxGear Follow Focus Gear Ring (78 to 79.9mm)

BH #COLG7879 • MFR #951419
Print
Cool-Lux LuxGear Follow Focus Gear Ring (78 to 79.9mm)
Key Features
  • Removable Cine-Style Lens Gear Ring
  • For Lenses with a 78 to 79.9mm Diameter
  • Slide-On Mounting, Compression Fit
  • No Dead Spots or Rotation Stops
The LuxGear Follow Focus Gear Ring from Cool-Lux is a seamless lens gear for lenses with a focus-barrel diameter of 78 to 79.9mm. It features standard 0.8-mod/32-pitch geared teeth that makes it compatible with cine-style follow focus systems. The gear slides onto your focus ring from the front or back of the lens and holds securely without the clamps, screws or zip ties that can interfere with your follow focus and limit your lens's rotation.
More Details
Special Order
Expected availability: 7-14 Business Days
No Store Display
$31.95
This item cannot be canceled or returned.
Calculate Shipping
Ask an Expert
212-444-6615

Cool-Lux LG7879 Overview

The LuxGear Follow Focus Gear Ring from Cool-Lux is a seamless lens gear for lenses with a focus-barrel diameter of 78 to 79.9mm. It features standard 0.8-mod/32-pitch geared teeth that makes it compatible with cine-style follow focus systems. The gear slides onto your focus ring from the front or back of the lens and holds securely without the clamps, screws or zip ties that can interfere with your follow focus and limit your lens's rotation.

This gear is precision molded in high-durometer silicone and is available in 16 sizes, each designed to fit lenses within a two-millimeter diameter range, ensuring a tight compression fit on the focus barrel. To find the appropriate sized gear for your lens, please see the lens compatibility chart and sizing tools accessible by clicking on "Guides & Manuals."

Compatibility
Lenses with focus barrel diameter of 78 to 79.9mm, such as
Zeiss Milvus 50mm f/1.4 ZF.2 & ZE
Zeiss Milvus 50mm f/2 ZE
Zeiss Planar T* 85mm f/1.4 ZE
Nikon 24-85mm f/2.8-4D
Nikon 135mm f/2D
Nikon 85mm f/1.4D
Canon 35mm f/1.4L
Canon 24mm f/1.4L
0.8-mod/32-pitch geared teeth for compatibility with any standard follow focus system
Precision-molded, high-durometer silicone construction
Securely fits on the lens' focus barrel
Compression fit allows for easy tool-less installation and removal
Continuous 360° of rotation
UPC: 689670194716

Cool-Lux LG7879 Specs

Gear MOD
0.8 MOD
Supported Lens Diameter
78 to 79.9 mm
Maximum Outer Diameter
3.6" / 91.6 mm
Width
0.38" / 9.5 mm
Material
Rubber
Packaging Info
Package Weight
0.145 lb
Box Dimensions (LxWxH)
8.25 x 6 x 0.75"

Cool-Lux LG7879 Reviews

Works fine

By Johannes
Rated 4 out of 5
Date: 2020-12-22

Seems a little lose at first but stays in place and works perfectly well. Could be a little bit lighter but no problems overall.

works great

By Stephen
Rated 5 out of 5
Date: 2020-01-02

make sure you measure the lenses well and this will work great.....

See any errors on this page?

Does this work with the Sigma 18-35 Art lens, ...

Does this work with the Sigma 18-35 Art lens, considering it has 72 mm in diameter?
Asked by: JUAN CARLOS
You chose wisely. This gear is listed by the company to fit the Sigma 18-35mm.
Answered by: Dennis L
Date published: 2018-11-09

Will this gear function well with an Ikan Stratus ...

Will this gear function well with an Ikan Stratus follow focus?
Asked by: Jimmy
Yes it will.
Answered by: Joe P
Date published: 2020-10-20

question

What size do I purchase for use with the Voigtlander Nokton 25mm f/0.95 Type II Lens?
Asked by: New User U.
Please go to this web page and print out this template to determine the diameter of the lens and the matching size LuxGear. http://bit.ly/2phHhl7
Answered by: Dennis A L.
Date published: 2018-08-26

question

Will this work with the Sigma 18-35 Art lens?
Asked by: Kerry
Hello Kerry,It works perfectly on the Sigma 18-35 Art. I just received mine a few days ago. It's one of the best solution out there to transform your lens with appropriate follow focus ring.Cheers
Answered by: Florian W.
Date published: 2018-08-26

question

What size should I purchase for the Sigma 10-20mm f/3.5 lens?
Asked by: Daniel
Thanks! I realized I can just measure the circumference and divide it by 3.14 (pi) and it comes out to 76.75mm so I actually answered my own questions. It's the (76 to 77.9mm) version.
Answered by: Daniel K.
Date published: 2018-08-26

question

As for the Sigma 18-35mm Art lens, will it fit both rings (zoom & focus).... or is the zoom diameter different from the focus diameter?
Asked by: Daniel
zoom is different, smaller. my caliper measures 75mm.
Answered by: Bill B.
Date published: 2018-08-26
  • y_2026, m_7, d_15, h_11CST
  • bvseo_bulk, prod_bvqa, vn_bulk_3.0.47
  • cp_1, bvpage1
  • co_hasquestionsanswers, tq_6
  • loc_en_US, sid_1219603, prod, sort_[SortEntry(order=HAS_STAFF_ANSWERS, direction=DESCENDING)]
  • clientName_bhphotovideo
Whatever You Need, We've Got It