6.3mm Sirius Plossl eyepiece, 50 deg apparent field. Fully coated with magnesium fluoride on every air-to-glass surface. Lens edges are blackened to reduce scattering of stray light and maximize contrast. Lenses are mounted in black anodized aluminum housings with 1.25" chrome-plated brass barrels, fitted with rubber eyeguards and internally threaded to accept standard filters.
Used, in excellent working and cosmetic condition.
$30.00 (including shipping) to lower 48 states.