Table 1.
Nikon Widefield | Bruker Sweptfield Confocal | Nikon C2 Line- Scanning Confocal | |
---|---|---|---|
Detector | Camera - Hamamatsu | Camera - Rolera | PMT - Nikon |
ORCA-R2 | EM-C2 | Nikon C2 | |
Gain 50/100 | EM gain 3700/4000 | Gain 75/255 | |
Bin | 2 × 2 | 2 × 2 | − |
ROI | 50 × 50 μm | 50 × 50 μm | 50 × 50 μm |
X-Y resolution | 0.43 μm/pixel | 0.53 μm/pixel | 0.33 μm/pixel |
Slit size | − | 35 μm slit | − |
Light source power | Intensilight (mercury) 25% with cy3 filter | Solid state 561 nm laser 5% | Solid state 561 nm laser 5% |
Speed | 10 fps | 10 fps | 7.5 fps |
Optical section | Largest, worst | Variable depending on pinhole or slit size | Thinnest, best |
Max speed | 100 fps | 100 fps | 10 fps |
Main advantages | Inexpensive | Fast, high optical resolution | Highest optical resolution |
Main disadvantages | Low optical resolution | Cost | Slow speed, cost, photobleaching |