Kensington Orbit Trackball with Scroll Ring

By Xah Lee. Date: . Last updated: .

Kensington Orbit Trackball with scroll ring. Came out in Oct 2009.

If you want a inexpensive trackball with scroll ring, this is the best one. Excellent reviews at Amazon.

A lot people love this one even more than Slimblade Trackball and Kensington Expert Mouse .

Kensington Orbit ring Trackball 2021-09-24-s1100
Kensington Orbit Trackball with Scroll Ring [photo by maddo, 2021-09-24]
Orbit Trackball Unboxing
Nov 11, 2015
by Paradox © [https://creativecommons.org/licenses/by/3.0/legalcode]
Kensington Orbit Trackball with Scroll Ring m4kyj-s717x683
glitter grey ball version came out in 2020.

Ball Size

Ball diameter: 40 mm.

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Trackball Ball Sizes and Replacement
trackballs 2017-08 89b67-s333x188
Trackball Size Comparison

spin ring

Modified ring spins. “支持球追加してみたら初動は軽くなった。” [2022-05-18 source https://twitter.com/korlis9999/status/1526477662419824645]

Xah Keyboard Guide