Explore Scientific 52° Series 10mm Waterproof Eyepiece (EPWP5210-01) mono Every 100° eyepiece is tested

Every 100° eyepiece is tested by submerging them down to 1 meter of water for 30 minutes

and more time imaging with it

Image Sensors: IMX455

Mid-range high power eyepieces like the 6

Explore Scientific 52° Series 10mm Waterproof Eyepiece (EPWP5210-01) mono Every 100° eyepiece is testedEyepieces at or near the 10mm range are often considered a mandatory focal length in your collection, as this focal length range is departure point from medium power eyepieces for most telescopes for amateur astronomers. Fainter deep sky objects that do not have the inherent brightness to be observed at higher powers are often perfect for a 10mm. Explore Scientific Waterproof Eyepieces Comfort, Quality, Value. The Explore Scientific 52 Series