Spiratone were predominantly an importer & seller of photographic lenses, filters, & accessories, largely from non-domestic sources, & was one of the first companies to import Japanese-made photographic items into the US.
This Spiratone Portragon 100mm f/4 Soft Focus lens is a single meniscus lens, offered here in Nikon F mount. The lens focuses from 0.9m to ∞ & gives a soft image rendition that increases towards the edge of the frame. The lens is a fixed f/4 100mm lens, with no aperture blades.
This lens is in Excellent cosmetic condition, Excellent mechanical condition, & has Excellent optics.
