- Standard Magnification range of 6.5X - 45X.
- 10X eyepieces and eyeshields included.
- Standard working distance - 95mm.
- Sturdy, heavy duty, cast aluminum alloy housing that rotates 360° in its focus mount.
- 26" (660 mm) stainless steel horizontal boom extension is the largest in the industry.
- Ergonomic knob adjustments (both left and right sides) to control zoom.
- Binocular style interpupilary adjustment.
- Each eyepiece has adjustable diopter setting.
- 5 year warranty.
                    Unit of Measure
                    
               
        
            | System | N/A 250-FL | 
| Mounting | N/A Boom Stand | 
| Light Source | N/A Fluorescent Ring Light | 
| Eyepieces | N/A 10X | 
| Stereo-Zoom Range | N/A 0.65X to 4.5X | 
| Magnification Range | N/A 6.5X to 45X | 
| F.O.V. | N/A 31 to 4.5 mm | 
| Working Distance | N/A 95 mm | 
| Country of Origin | N/A China | 

