| Code | Magnification | Top View Diameter | Field of View | Mounting Size |
| A4090 | 10X | 20mm | 18mm | 23.2mm |
| A4089 | 16X | 15mm | 13mm | 23.2mm |
| A4088 | 20X | 10mm | 9mm | 23.2mm |
Microscope Eyepiece WF for Model MB1
- Wide Field Eyepiece
| Code | Magnification | Top View Diameter | Field of View | Mounting Size |
| A4090 | 10X | 20mm | 18mm | 23.2mm |
| A4089 | 16X | 15mm | 13mm | 23.2mm |
| A4088 | 20X | 10mm | 9mm | 23.2mm |