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Projection Optics East Orange New Jersey 18
Projection Optics East Orange New Jersey 18
Projection Optics East Orange New Jersey 18
Projection Optics East Orange New Jersey 18
Projection Optics East Orange New Jersey 18

Projection Optics East Orange New Jersey 18" E.F. Large Cooke Lens f/3.6 Beseler

$ 18.45

Availability: 100 in stock
  • Brand: Projection Optics
  • All returns accepted: ReturnsNotAccepted
  • Condition: Used
  • Item Diameter: 5.3125
  • Telescope Type: Celestron Newtonian
  • Compatible Brand: Universal
  • Country/Region of Manufacture: Jersey
  • Type: Lenses
  • MPN: 18" E.F.
  • Focal Length: 910mm

    Description

    Projection Optics East Orange New Jersey 18" E.F. Large Cooke Triplet Lens f/3.6.  Lens could use a good cleaning. Sold "as is" No returns.
    LARGE vintage triplet projection lens, the Projection Optics (East Orange, NJ) EF 18"
    This lens would originally have been used with an opaque projector. Formula is a Cooke Triplet. Would make an interesting Large format/telescope/experimentation lens. It has also been sold under the Beseler and American Optical brands.
    Effective aperture is f/3.6
    Lens is in vintage condition . Some wear to coatings, light internal dust.