4X and 10X INFINITY PLAN OBJECTIVE LENS (pack) save 9 dollors!
- Infinity Plan Achromatic Objective
- 4X 10X Magnification Power
- Working distance is ablout 14mm
- RMS thread(It can set on the part (https://www.wemacro.com/?product=rms-to-m42-42mm-x-1-adapter )It’s a Infinity Objective lens,can only work with a tube lens.You can use 180mm focal length lens as a tube lens.The magnification will vary if you use other focal length.Such as 250mm lens,magnification will be (250/180)*10=13.88