Description
Slide rule
Slide rule to calculate back vertex power from curvature and lens thickness.
Antique Collectible Vintage Optical Ophthalmic Items
Resource for eye antiques and collectibles
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Featured
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Coxeter ophthalmoscope
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Schnabel ophthalmoscope
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New pince-nez cork & gold plated eye glasses 1880 half diopter
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James W. Queen & Co Optical Catalogue 1880 PDF COPY
Original price was: $12.99.$10.88Current price is: $10.88.
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Miniature Liebreich Ophthalmoscope 1875