The Focus Extension Ring for APO 4x Loupe from Istin is a plastic extension ring that fits on the APO 4x loupe to correct for farsighted vision.
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Iston Focus Extension Ring for APO 4x Loupe
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Expected availability: 2-4 Weeks
This item cannot be canceled or returned.
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What diameter in millimeters have this extension ...
What diameter in millimeters have this extension ring?
This ring is product specific and the size is not specified.
Date published: 2019-11-15