| Brand | Unbranded |
| Country/Region Of Manufacture | China |
| Country Of Origin | China |
60X / NA0.85: Spring loaded, Working distance = 0.49 mm. 40X / NA0.65: Spring loaded, Working distance = 0.63 mm. 20X / NA0.25: Working distance = 1.16 mm. DIN 160/0.17 industry standard compatibility.