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6mm EFL Orthoscopic Eyepiece

6mm EFL Orthoscopic Eyepiece, #30-404

6mm EFL Orthoscopic Eyepiece, #30-404

Stock #30-404 Clearance
Qty 1
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Effective Focal Length EFL (mm):
Apparent Field (°):
Eye Relief (mm):
Field Stop Diameter (mm):
Outer Diameter (inches):

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Product Family Description

  • Excellent for Astronomical Observation

These popular eyepieces for astronomical observing, offer very wide, flat fields, excellent spherical and chromatic corrections, greater eye relief than Kellners, and freedom from scattered light. With four-element design, coated lenses, mounted in standard 1-¼" O.D. chrome-plated brass barrels with aluminum tops.

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