Materials: Aluminum, 4 element coated optics.
Action: friction adjustment on rotating ring for focal length adjustment; click stops for aspect ratio adjustment.
Formats: A namorphic, 35 film, S16, 16, 2/3" TV, 1/2", 1/3" DV.
Aspect ratios: 1.33, 1.66, 1.78, 1.85, 2.35.
Mini-frame: Cross hairs provide half size frame allowing you to effectively double to focal length making it a virtual 12X finder
Rear eyepiece: Adjustable (internal).
Dimensions: 4"/102mm long, 2.05"/52mm front dia.
Front thread: 49mm
Neck strap: Nylon fabric.
Included: Screw-in metal front cap, soft vinyl carrying pouch, rubber eye