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an eyepiece diagonal for comfortable viewing and two interchangeable eyepieces
This is a special order item
The 30mm 82° Series Waterproof Argon-Purged Eyepiece is a popular focal length in the upper-medium power magnification class providing both super-wide apparent field and generous eye relief
treasure hunters can unearth coins
Discover hidden valuables and possibly uncover clues to the past using the National Geographic Metal Detector
62° Series 14mm Waterproof Eyepiece Aperture_2. 40mm - 52mm an eyepiece diagonal for comfortableExplore Scientific Waterproof Eyepieces Comfort, Quality, Value. The Explore Scientific 62 Series eyepieces are excellent flat field multi element oculars that can transform your visual astronomy experience. With an apparent field of view of 62 degrees and near parfocal design, these eyepieces offer incredible value in a very nice eyepiece. Another great benefit of these eyepieces is the excellent contrast and ease with which you can gaze, not
