Lift-Off Distance (LOD) Test
Advanced real-time tracking visualization to calibrate your sensor's cutoff height.
Move Mouse Here
Move normally to establish a baseline
Lift-Off Events Session Log
| # | Time | Cutoff Sharpness | Jitter Before Lift | Status |
|---|---|---|---|---|
| No lift-off events detected yet. | ||||
LOD Benchmarks (Popular Mice)
Razer Viper V3 Pro
~0.8mm (Low LOD)
Logitech G Pro X SL
~1.0mm (Low LOD)
Zowie EC2-CW
~1.5mm (Medium LOD)
Budget Office Mice
>2.5mm (High LOD)
About Lift-Off Distance (LOD)
Lift-Off Distance (LOD) is the height at which your mouse sensor stops tracking movement when lifted off the mousepad. For competitive gaming, a low LOD (under 2mm or ~1 CD) is preferred to prevent the crosshair from moving when you reposition your mouse.
How to Use This Advanced Test
- Baseline: Move your mouse around in the tracking area above to establish your normal tracking velocity and jitter profile.
- The Stack Method: Place a thin object (like a playing card or CD) under your mouse feet.
- Test Tracking: Attempt to move the mouse. The visualizer will show if tracking is active (colored path) or lost (red flash).
- Iterate: If the cursor still moves, add another layer (e.g., a second CD). Repeat until the cursor stops responding.
- Analyze: The tool will record the cutoff profile. An "Abrupt" cutoff is ideal, meaning the sensor stopped tracking cleanly. A "Gradual" cutoff with high jitter indicates the sensor is struggling to read the surface as it lifts, which can cause in-game cursor drift.
How to Improve LOD Settings
Most modern gaming mice (Logitech G Pro, Razer Viper, Zowie) allow you to adjust LOD in their software. Look for "Surface Calibration" or "Lift-Off Range" settings. Set it to Low or slightly above your pad's texture.
If your mouse lacks software, you can try the "Tape Trick" (placing a piece of tape partially over the sensor lens) to trick it into a lower LOD, though this is experimental and not recommended for high-end optical sensors.
Pro Tips for Sensor Performance
- Surface Matters: Different mousepads (cloth vs. hard vs. glass) can significantly change your effective LOD. Calibrate whenever you switch pads.
- Repositioning Technique: Low sens players lift their mouse constantly. A high LOD causes the crosshair to jitter or look at the floor during these lifts, ruining aim.
- Clean Sensor: Dust or hair near the sensor lens can artificially alter tracking distance and cause erratic jitter during lift-off.
Frequently Asked Questions
What is lift-off distance (LOD)?
LOD is the height at which your mouse sensor stops tracking when lifted. Lower LOD (1-2mm) prevents unwanted cursor movement during repositioning.
Why does low LOD matter for gaming?
FPS players frequently lift and reposition their mouse. High LOD causes the cursor to drift during lifts, throwing off crosshair placement.
Can I adjust my mouse's LOD?
Many gaming mice (Logitech, Razer, Zowie) allow LOD adjustment through their software. Some offer surface calibration for optimal tracking.