Olympus MX-SWETTR

Olympus MX-SWETTR Trinocular MISSING KNOB Binocular as in photos, sn:8816, DHL

A nice touch with FSD is the locking mechanism that stays secure.

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Olympus MX-SWETTR Microscope Binocular Eyepiece Head as in photos, sn:9299, DHL

A nice feature is the model listed as Various, so you can test various setups.

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