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    1. <acronym id="etrra"><sup id="etrra"></sup></acronym>

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        plan apo objective with long working distance
         
        plan apo objective with long working distance

         plan apo objective with long working distance

        magnifcation 

        5X             

        10X

        20X

        Number aperture

        0.12 

        0.25

        0.40 

        Working distance

        23.62

        17.80

        5.04 

         

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