Specifications:
Connecting threads: M25*0.75MM Magnification: 5X, 10X, 20X, 50X at your optional Optical working distance: 5X-23.6, 10X-17.8, 20X-5, 50X-3.11 This series objectives are designed specially used for Nikon Industry Microscope LU series, could instead of CFI-60 Plan Fluor semi-apo objectives. 1. No Logo about Nikon. 2. It's a substitute product, Not copy. 3. Standard protective packing: Special plastic bottle. 1. Apply for microscope of infinite corrected optical system with tube lens FL 200mm, such as nikon CFI-60 optical system. 2. This objective could be used as a substitute objecive lens of Nikon CFI-60 Plan Fluor semi-apo objective lens. 3. DIN 60mm standard, All optics are AR coated between 400nm~700nm. 4. 20x, 50x and 100x objectives have spring-loaded(retractable) front ends.
Magnification | N.A. | Working distance | Conjugate distance (mm) | Tube Focal length(mm) | Parfocal distance (mm) | Maxinum Diameter (mm) | Length excluding Threads(mm) | Mounting threads (mm) |
5x | 0.12 | 23.6 | Infinite | 200 | 60 | 29 | 36.4 | M25*0.75 |
10x | 0.25 | 17.8 | Infinite | 200 | 60 | 29 | 42.2 | M25*0.75 |
20x | 0.4 | 5.0 | Infinite | 200 | 60 | 29 | 55 | M25*0.75 |
50x | Infinite | 200 | 60 | 24 | 44.3 | 20.32*0.705 | ||
100x | Infinite | 200 | 60 | 24 | 44.7 | 20.32*0.705 |