Item | Specification | BS-2052B (Plan, ECO) | BS-2052BT (Plan, ECO) |
Optical System | Finite Optical System | ○ | ○ |
Infinite Optical System | ● | ● |
Eyepiece | WF10×/18mm | ○ | ○ |
WF10×/20mm | ● | ● |
Viewing Head | Monocular Head, inclined at 30° | | |
Seidentopf Binocular Head, inclined at 30°, Interpupillary 47-78mm | ● | ○ |
Seidentopf Trinocular Head, inclined at 30°, Interpupillary 47-78mm | ○ | ● |
Digital Binocular Head with built-in camera, Inclined at 30°, Interpupillary Distance 47-78mm, 5.0MP, Support Wifi | ○ | ○ |
Digital Binocular Head with Tablet camera, Inclined at 30°, Interpupillary Distance 47-78mm, 5.0MP, 8” LCD, Android OS | ○ | ○ |
Objective | Finite Achromatic Objectives 4×, 10×, 40×, 100× | | |
Finite Achromatic Objectives 20×, 60× | | |
Finite Semi-Plan Achromatic Objectives 2×, 4×, 10×, 20×, 40×, 60×, 100× | | |
Finite Plan Achromatic Objectives 4×, 10×, 20×, 40×, 60×, 100× | | |
Infinite Semi-Plan Achromatic Objectives 4×, 10×, 40×, 100× | ○ | ○ |
Infinite Plan Achromatic Objectives 4×, 10×, 40×, 100× | ● | ● |
Infinite Plan Fluorescent Objective 4×, 10×, 20×, 40×, 100× | ○ | ○ |
Nosepiece | Backward Quadruple Nosepiece | ● | ● |
Backward Quintuple Nosepiece | ○ | ○ |
Stage | Double Layers Mechanical Stage 140mm×140mm, Moving Range 75mm×50mm | | |
Rackless Double Layers Mechanical Stage 150mm×139mm, Moving Range 75mm×52mm | ● | ● |
Condenser | Abbe Condenser NA1.25 | ● | ● |
Dark Field Condenser (Dry / Oil) | ○ | ○ |
Focusing | Coaxial Coarse and Fine Adjustment, Fine Division 0.002mm, Moving Range 25mm | ● | ● |
Illumination | S-LED Illumination, Brightness Adjustable | ● | ● |
S-LED Illumination with Rechargeable Battery, Brightness Adjustable | ○ | ○ |
6V/20W Halogen Lamp, Brightness Adjustable | ○ | ○ |
Kohler Illumination | ○ | ○ |
ECO Function, automatically turn off after 15 mins of no use | ● | ● |
Plane-concave Mirror | ○ | ○ |
Optional accessories | Phase Contrast Kit | ○ | ○ |
Polarizing Set | ○ | ○ |
FL-LED Epi-fluorescent Attachment | ○ | ○ |
Package | 1pc/carton, 36*26*46mm, gross weight: 8kg | ● | ● |