
| X-Cite 120Q | X-Cite 120PCQ | X-Cite 200DC | X-Cite exacte | |
| Lamp | Metal Halide 120W AC | Metal Halide 200W DC | ||
| Wavelength | 320-750nm | 340-800nm | 340-675nm | |
| Life time | 2,000 hours | |||
| Intensity control | 5 steps option | 5 steps | 0-100% | 100 steps | 
| Shutter speed | N/A | 200ms | 5-6ms by TTL | 5-6ms by TTL | 
| PC control | N/A | Yes | TTL shutter | Yes | 
| Coupling | Liquid light guide | |||
| Application | High excitation imaging | PC control automatic imaging | Quantitative measurement, short exposure & high speed shutter | PC control for automatic imaging, quantitative measurement, short exposure & high speed shutter | 
| Model | Features | Benefits | 
| All | Pre-aligned lamp | Easy lamp replacement; no alignment required | 
| All | Intelli-Lamp® technology | Maintains optimum lamp temperature, automatically accumulates lamp hours | 
| 200DC | DC lamp | Exceptional short and medium term intensity stability | 
| exacte | DC lamp Closed-Loop Feedback | Short and long-term intensity stability | 
| 120PCQ | RS-232 communication & software interface | PC control of lamp, iris and shutter; integrate into automated system | 
| 120PCQ | Standard adjustable iris | Minimize photobleaching by adjusting light intensity | 
| 120PCQ | Foot pedal | Hands-free operation | 
| 200DC | Adjustable iris, 0-100% | Intensity control to avoid photobleaching and optimize illumination levels | 
| 200DC & exacte | Internal high speed shutter | Limits photobleaching and mechanical vibration transferred to microscope during automated imaging for better image quality | 
| exacte | Calibration via optional power meter | Provides output in watts for consistent illumination and empirical repeatability | 
| exacte | Adjustable Iris with 1% steps | Intensity control limits photobleaching | 
| exacte | Computer Control & GUI | Enables computer-driven applications and stability data exporting |