Binoculars & Telescopes › 40 mm › Waterproof › Eyepiece

Using advanced computer design combinations of low dispersion and high refract... Using advanced computer design combinations of low dispersion and high refractive index optical glasses and durable multilayer deposition coatings Explore Scientific 62° Series Argon-Purged Waterproof extreme wide field eyepieces are optimized to... more

Explore Scientific 52 Degree Series 40mm Waterproof Eyepiece 2 Barrel Explore Scientific 52 Degree Series 40mm Waterproof Eyepiece 2 Barrel more

Explore Scientific 62 degree 40mm Long Eye Relief Waterproof Eyepiece EPWP6240... Explore Scientific 62 degree 40mm Long Eye Relief Waterproof Eyepiece EPWP6240LE-01. 25-inch O.D. Specifications for Explore Scientific 62 Degree Waterproof Eyepiece: Manufacturer: Explore Scientific Condition: New Color: Black Included Accessories:... more

Explore Scientific 40mm 68 degree Series Argon-Purged Waterproof Eyepiece EPWP... Explore Scientific 40mm 68 degree Series Argon-Purged Waterproof Eyepiece EPWP6840-01. This eyepiece by the professionals at Explore Scientific uses advanced computer design combinations of low dispersion and high refractive index optical glasses and... more

Explore Scientific 40 mm 52 Degrees Series Waterproof Eyepiece Black w/ white ... Explore Scientific 40 mm 52 Degrees Series Waterproof Eyepiece Black w/ white lettering ES logo EPWP5240-01. 25-inch O.D. Specifications for Explore Scientific 3 mm 52 Degrees Series Waterproof Eyepiece: Manufacturer: Explore Scientific Color: Black... more