| BQ 900 | BP 900 | BI 900 | BM 900 | BX 900 | |
|---|---|---|---|---|---|
| Microscope | |||||
| Galilean microscope | ● | ● | − | − | ● |
| Kepler microscope | − | − | ● | ● | − |
| Stereo angle 13° | ● | ● | ● | ● | ● |
| Stereo variator (stereo angle 4.5°) | ○ | − | − | − | □ |
| Inclined eyepiece | ○ | − | − | − | ○ |
| Yellow filter | ○ | ○ | ● | − | ○ |
| Second observer tube | ○ | − | − | − | □ |
| Beam splitter | ○ | − | − | − | □ |
| Magnification (Std. Eyepieces) | |||||
| 6.3 × | ● | − | − | − | ● |
| 10 × | ● | ● | ● | ● | ● |
| 16 × | ● | ● | ● | ● | ● |
| 25 × | ● | ● | − | − | ● |
| 40 × | ● | − | − | − | ● |
| Illumination | |||||
| LED | ● | ● | ● | ● | ● |
| RGB-LED (P-Type) | − | − | − | − | − |
| Presets | − | − | − | − | − |
| Infrared (Availability may vary by region) | − | − | − | − | − |
| Background | ○ | ○ | ○ | − | ● |
| Tilt | ● | ● | ● | ● | ● |
| Defocusing | ● | ● | ● | ● | ● |
| Short illumination mirror | ○ | ○ | ○ | ○ | ○ |
| Filter | |||||
| Gray | ● | ● | ● | ● | ● |
| Red-free | ● | ● | ● | ● | ● |
| Blue | ● | ● | ● | ● | ● |
| Slit | |||||
| Width (continuous) (mm / inch) | 0 - 14 mm / 0 - 0.55 inches | 0 - 14 mm / 0 - 0.55 inches | 0 - 14 mm / 0 - 0.55 inches | 0 - 8 mm / 0 - 0.315 inches | 0 - 8 mm / 0 - 0.315 inches |
| Length (continuous) (mm / inch) | 1 - 14 mm / 0.394 - 0.55 inches | 1 - 14 mm / 0.394 - 0.55 inches | 1 - 14 mm / 0.394 - 0.55 inches | 1 - 8 mm / 0.039 - 0.315 inches | 1 - 8 mm / 0.039 - 0.315 inches |
| Test mark fixation star | ● | ● | ● | ● | ● |
| Imaging | |||||
| Integrated imaging (Stereo optional) | − | − | − | − | − |
| IM 910 | ○ | − | − | − | − |
| IM 600 | ○ | ○ | − | − | − |
| Imaging Set BI 900 | − | − | ○ | − | − |
| DSLR camera connector | − | − | − | − | ● |
| Integrated flash (slit and background) | − | − | − | − | ● |
| Control elements | |||||
| Mechanical | ● | ● | ● | ● | ● |
| Color touch display | − | − | − | − | − |
| Tonometry | |||||
| AT 900 mod. BQ | ○ | ○ | − | − | □ |
| AT 900 mod. R | − | − | ○ | ○ | − |
| AT 900 mod. T | ○ | ○ | ○ | ○ | − |
| Dimensions | |||||
| Weight (kg / lbs) | 12.7 kg / 20.28 lbs | 12.3 kg / 27.11 lbs | 12 kg / 26.45 lbs | 11.4 kg / 25.13 lbs | 14.8 kg / 32.63 lbs |
| Dimensions L x W x H (mm / inch) | 305 x 332 x 700 mm / 12 x 13 x 27.56 inches | 305 x 332 x 700 mm/ 12 x 13 x 27.56 inches | 310 x 332 x 700 mm / 12.2 x 13 x 27.56 inches | 290 x 332 xx 700 mm / 11.42 x 13 x 27.56 inches | 370 x 332 x 800 mm / 14.57 x 13 x 31.5 inches |