Our US showroom is closed for the time being but we are operating online. Free shipping on US orders over $299 or $35 flat rate international More Info →

Support Seamless Focus Gear Ring FAQ

What size rings are compatible with Canon lenses? Last modified 04/29/20

Canon Lenses	Zoom Ring	Focus Ring
EF 16-35mm f/2.8L III USM	78-80mm	81-83mm
EF 16-35mm f/2.8L II USM	78-80mm	81-83mm
EF 70-200mm f/2.8L IS II USM	78-80mm	81-83mm
EF 24-105mm F/4L IS USM	75-77mm	75-77mm
RF 24-105mm F/4.1-7.1 IS STM	78-80mm	75-77mm
EF 24-105mm F/4 IS II USM	75-77mm	75-77mm
EF 17-40mm F/4L USM	66-68mm	69-71mm
EF 70-200mm	62.5-64.5mm	69-71mm
EF 85mm F/1.8 USM	*	69-71mm
EF-S 18-135mm F/3.5-5.6 IS STM	72-74mm	75-77mm
EF-S 18-200mm F/3.5-5.6 IS	78-80mm	75-77mm
EF-S 18-55mm F/4-5.6 IS STM	59-61mm	59-61mm
EF-M 18-150mm F/3.5-6.3 IS STM	53-55mm	53-55mm
EF-S 18-135mm F/3.5-6.3 IS	69-71mm	72-74mm
EF 100mm F/2.8L IS USM	*	72-74mm
EF 50mm F/1.4 USM	*	66-68mm
EF-S 35mm F/2.8 IS STM	*	62.5-64.5mm
EF 70-300mm f/4-5.6 IS II USM	75-77mm	75-77mm
EF-S 15-85mm f/3.5-5.6 IS USM	72-74mm	75-77mm
EF-S 10-18mm f/4.5-5.6 IS STM	62.5-64.5mm	69-71mm
EF 70-300mm f/4-5.6L IS USM	85-87mm	81-83mm
EF 100mm f2 USM	*	75-77mm
TS-E 24mm f3.5L Tilt Shift	*	78-80mm
100mm f2.8L IS USM	*	81-83mm

(9 votes)

Loading...

What size rings are compatible with Panasonic/Olympus Micro 4/3 lenses?

What size gear rings are compatible with Sony E/FE lenses?

Contact Us

Chat or Message us

Send us your questions and our support staff will get back to you. You can also email us directly on our contact page

Phone Support

+1 (888) 974-3231
Mon-Fri 9am-6pm Pacific time

Service Request

Get your equipment repaired by our engineers

By continuing to use the site, you agree to the use of cookies. more information