1PC 22mm/23mm Infinity Microscope Positive Lens Tube lenses Focal Length 200mm/180mm
Description

Feature:

F=180mm: suitable for infinity microscope objective 
F=200mm: suitable for metallographic microscope objective
Infinity microscope imaging principle:
The object is imaged at infinity through the infinity objective lens
 the light emitted from the specimen is parallel light after passing through the objective lens, and cannot be imaged.
At this time, a positive lens needs to be added to focus the image under the eyepiece.

This positive lens is the tube lens.
Large manufacturers have different focal lengths of tube lens according to design needs, conventional 180mm, 200mm, 210mm, 250mm, etc.Olympus uses 180mm tube lens).

The tube lens is divided into two types:
180mm focal length and 200mm focal length,both of which are 2-piece glued parts,

F=180mm:
which are suitable for microscopes with infinity system, such as Olympus UIS2 infinity optical system,
and can also be used for domestic infinity microscopes (Tube lens 180mm),
it must be used with the corresponding 180mm infinity objective lens,

F=200mm:
The focal length of 200mm can be used with our metallographic objective lens.

Packing List: 1pc tube lens


 

 
Shipping

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