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Up for sale is an Ocular Instruments OG3M Three Mirror Universal Diagnostic Lens, 18mm O.D., in its original wooden hinged case. This lens comes from the retired practice of a 40-year ophthalmic professional and has been well cared for throughout its life.
ITEM DETAILS:
• Model: OG3M
• Contact Diameter: 18mm O.D.
• Lens Height: 32mm
• Mirror Angles: 59°, 67°, and 73° for peripheral fundus and anterior chamber angle viewing
• Posterior pole: 36° field of view through center of lens
• Gonio Magnification: 0.80x
• Image Magnification: 0.93x
• Manufacturer: Ocular Instruments Inc., Bellevue, WA USA
• Classic "Goldmann" type design
WHAT'S INCLUDED:
• OG3M lens (all three mirrors intact)
• Original wooden hinged case with cleaning instructions label
CONDITION:
Used – Good. Lens optics are clear with no visible chips, cracks, or delamination. Wooden case shows age-related wear on edges consistent with vintage instrument. Cleaning label intact inside lid. Ocular Instruments is still in business; parts and support available if needed.
CLEANING (per manufacturer label):
Wash with soap and water (do not exceed 110°F). Disinfect with 2% glutaraldehyde aqueous solution, 20-minute soak. Rinse thoroughly, dry, and store in case. Do NOT boil, autoclave, or use alcohol, acetone, or peroxide.
SHIPPING:
Ships from Carlsbad, CA. Will be carefully padded and insured. Additional photos available on request — just message me.
Please note: This is a used medical instrument sold as-is. Buyer assumes responsibility for verifying suitability for intended use.
