| Optical system | CFI optical system |
|---|---|
| Magnification | 40–1500x |
| Illumination | 6V/20W halogen lamp, FL (field lens) unit, lamp changeable by removing the field lens unit |
| Coarse and fine focusing |
Coaxial coarse/fine focusing with cross roller guide incorporated, 22mm coarse/fine focusing range, Coarse motion: 37.7mm/rotation, Fine motion: 0.2mm/rotation with 2µm scale increments, Coarse motion torque adjustable |
| Eyepiece tube |
E2-TB binocular tube (inclination: 30°, 360° rotatable Siedentopf-type, interpupillary distance: 47–75mm) E2-TF trinocular tube F (2-way, inclination: 30°, 360° rotatable Siedentopf-type, interpupillary distance: 47–75mm) |
|
Eyepiece lens (with rubber eye guard) | E1-CFI 10x (F.O.V.: 18mm), CFI E 15x (F.O.V.: 12mm) |
| Condenser |
Abbe condenser, NA 1.25 (aperture diaphragm with position guide marking for respective objectives), 33mm-diameter filters attachable (including standard blue filter) |
| Nosepiece | Quadruple click-stop, revolving mechanism with multiple ball bearings, elastic nosepiece grip-ring |
| Dedicated objectives | CFI BE Plan Achromat 4x (NA 0.1/W.D. 25mm), 10x (NA 0.25/W.D. 6.7mm), 20x (NA 0.4/W.D. 3.7mm), 40x (NA 0.65/W.D. 0.6mm), 60x (NA 0.8/W.D. 0.24mm), 100x (NA 1.25/W.D. 0.14mm), DL 10x (NA 0.25/W.D. 6.7), DL 40x (NA 0.65/W.D. 0.6), DL 100x (NA 1.25/W.D. 0.14) |
| Stage | Double-plate rectangular mechanical stage, stage size: 155 (W) x 134 (D)mm, removal slide holder, travel area: 76 (W) x 40 (D)mm, vernier provided |
| Substage | Adjustable vertical condenser movement range: 10mm |
| Optional accessories | Phase contrast attachment (dedicated abbe condenser, sliders, objectives (10x, 40x, 100x), GIF filter, phase centering telescope), object marker, darkfield ring unit, mirror unit, cord hanger, storage case |
| Power consumption | 50W |
| Weight | Approx. 6.5kg |