Markers: Marker Comparison
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Marker type | Visibility | IR range | Comments |
Passive spherical | from all sides | 4 – 10 m, depending on tracking camera type and marker size | sensitive surface |
Passive flat | limited: +/- 45° | 4 – 10 m, depending on tracking camera type and marker size | cheap, |
Active, single LED | limited: +/- 60° | > 10 m | electronics and power supply necessary |
Active, LED with diffusor sphere | not full sphere, but at least half sphere, depending on mounting of LED | ~ 4 m | electronics and power supply necessary |
Big active | from all sides | up to 30 m | big and rather expensive, electronics and power supply necessary |
