Achromatic 44mm and 47mm Focal Length
These are 44mm or 47mm focal length 20mm diameter achromatic lenses (Revere or equivalent) which correct for spherical and chromatic aberrations. They come in metal mounts which can be used in home made stereo slide viewers for interocular adjustments. The mounts can be easily removed to allow the lenses to be used as replacements for any viewer which uses 20mm diameter lenses.
20mm diameter Achromatic Lenses (2) Choose 44 or 47mm FL
20mm diameter Achromatic Lenses (2) Choose 44 or 47mm FL
Precio habitual
$27.50 USD
Precio habitual
Precio de oferta
$27.50 USD
Precio unitario
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SKU:SKU: 500
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