 Large 100mm objective lens for bright viewing in all lighting conditions Utilizes Pentax telescope eyepieces renowned for their sharpness, field of view, contrast, and freedom from aberration Extra Low Dispersion (ED) optics incorporate Lanthanum Crown (rare earth) glass elements for optimum resolution Accepts all standard 1 ΒΌ inch interchangeable telescope eyepieces (not included) Waterproof, fogproof, and nitrogen filled Super-Multi-Coating maximizes light transmission, clarity, and contrast L |
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