| Model |
SL 420 A |
SL-420 B |
| Eyepiece |
Wide field WF10X(Ø18mm) |
| Objective |
Achromatic 4X/0.10 |
|
Achromatic 10X/0.25 |
|
Achromatic 40X/0.65(Spring) |
|
Achromatic 100X/1.25(Spring, oil) |
| Eyepiece tube |
Binocular, Sliding(Inclination of 30°) |
| Focus system |
Focus system: Coaxial coarse/fine focus system. Minimum division of fine focusing: 4µm |
Focus system : Coaxial coarse/fine focus system, with tension adjustable and up stop. Minimum division of fine focusing: 4µm |
| Nosepiece |
Quadruple(Backward ball bearing inner locating) |
| Stage |
Double layer mechanical(Size:125mmX115mm, Move range: 70mmX30mm) |
| Abbe Condenser |
Abbe condenser with aperture diaphragm and filter seat. Rack & pinion adjustable N.A.1.25 |
| Filter |
Blue filter |
|
Frosted filter |
| Collector |
For halogen lamp |
| Light source |
6Volt 20Watt Halogen lamp with brightness control |