Threaded into the objective lens cell of the ETX-105EC Telescope, the 675 Dew Shield inhibits the deposition of dew on the lens surface in climates prone to high nighttime moisture in the air. Matte black finish on the inside surface absorbs stray light.
Objective Lens Diameter
Exit Pupil Size
Optics and Telescopes Type
Prism Type
Magnification
Eye Relief
Angle of View-field of View
NOTE:
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