FILTER PRODUCTS

Standard Frames 76.2mm
National Photocolor Corp
NPC Standard Pellicle Frames are stocked in 1″,2″,3″,4″,5″ and 6″ circular rings, plus 5″x7″ rectangles. Top surfaces are beveled. The frame is black anodized, then lapped to create a flat at the inner edge.The membrane is then stretched over the flat and firmly adhered to the beveled ...
  • Mount Type: Fixed, Adjustable
  • Lens Diameter: 50-100 mm
Data Sheet
Standard Frames 50.8mm
National Photocolor Corp
Standard FramesNPC Standard Pellicle Frames are stocked in 1″,2″,3″,4″,5″ and 6″ circular rings, plus 5″x7″ rectangles. Top surfaces are beveled. The frame is black anodized, then lapped to create a flat at the inner edge.The membrane is then stretched over the flat and firmly adhered ...
  • Mount Type: Fixed, Adjustable
  • Lens Diameter: 50-100 mm
Data Sheet
Standard Frames 25.4mm
National Photocolor Corp
NPC Standard Pellicle Frames are stocked in 1″,2″,3″,4″,5″ and 6″ circular rings, plus 5″x7″ rectangles. Top surfaces are beveled. The frame is black anodized, then lapped to create a flat at the inner edge.The membrane is then stretched over the flat and firmly adhered to the beveled area. The machined aluminum rings have two ...
  • Mount Type: Fixed, Adjustable
  • Lens Diameter: 25-50 mm
Data Sheet
E-Z Test
Richardson Electronics Ltd
The E-Z Test uses polarize filters to provide a simple quick method for testing lenses for stress. Simply place your lens in the unit and rotate the polarized filters so they are 90° to each other. A clear lens indicates that the lens is stress.
  • Mount Type: Fixed
  • Lens Diameter: 1-10 mm, 10-25 mm, 25-50 mm, 50-100 mm, 100-125 mm
Data Sheet
Thin lenses or beamsplitters of half-inch, one inch, and two inch diameter can be held in these versatile Component Mounts. The optical component is secured in place by a soft-faced threaded ring. This ring can be tightened using a spanner wrench tool. Thin Lens Mounts can be supported by a standard Half-inch Mounting Post (not supplied).
  • Mount Type: Fixed
  • Lens Diameter: 10-25 mm
Data Sheet