Model Number : Microscope Objective
Product Type : Microscope Auxiliary Lens

Specification:
Magnification: 4X 10X 20X 40X 60X 100X
NA: 0.10 0.30 0.40 0.70 0.85 1.30
Working Distance(mm): 16.15 9.57 4 0.55 0.65 0.21
Focal Lenght(mm): 45 18 9 4.5 3 1.8
Resolution(mm): 3.35 1.25 0.83 0.46 0.43 0.26
Depth of focus(m): 28.5 4.5 1.73 0.62 0.40 0.25
Field of view on Object(mm): 6.25 2.5 1.25 0.62 0.40 0.25
Field of view on Image(mm): 25 25 22 25 25 25
Screw: 4/5X1/36"
Noted:If you need to convert M25 / M26 / M27 /SM1 threads, you can use an adapter ring.
Note:
1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
2. Please allow slight manual measurement deviation for the data.