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Optical Switches

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Razer launches Basilisk V4 Pro gaming mouse at $169.99

Razer has released the Basilisk V4 Pro, the first major update to the Basilisk line since the Basilisk V3 Pro 35K in October 2024. The mouse keeps its predecessor's right-handed ergonomic shape but adds two new buttons, Razer's Focus Pro 50K optical sensor, gen-4 optical switches, up to 8,000 Hz polling rate, and up to 200 hours of battery life. It launches alongside the optional Mouse Dock V2 Pro, which sells separately for $69.99.

Razer Huntsman V3 Pro 8KHz keyboard drops to lowest-ever price, $74 off

The Razer Huntsman V3 Pro 8KHz, a full-size gaming keyboard with analog optical switches and an 8,000Hz polling rate, is currently discounted by $74 from its usual price, matching its lowest price to date. The keyboard is positioned by Razer as an esports-focused product built for ultra-low input latency.

Ars Technica explains how Hall-effect and TMR keyboard switches differ from mechanical ones

A new explainer breaks down how contactless keyboard switches—including optical, Hall-effect, and TMR (tunneling magnetoresistance) designs—work compared to traditional mechanical switches, which rely on two metal leaves physically touching to close a circuit. These newer switch types have grown more common over roughly six years and typically cost more than standard mechanical keyboards, which themselves cost more than basic membrane boards.

Razer launches Tartarus V2 Pro one-handed keypad with optical switches, analog thumbpad

Razer has released the Tartarus V2 Pro, an upgraded version of its one-handed gaming keypad featuring 31 fully programmable keys, no traditional QWERTY layout, and an adjustable palm rest. The refresh brings improved optical switches, a wider key actuation range, and a new analog TMR thumbpad, alongside RGB lighting throughout. It's available now for $200.