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Description
Explore Scientific 40mm 52° Argon-Purged Waterproof Eyepiece
Experience the extraordinary for the cost of a Plossl with Explore Scientific's 40mm 52° Series Eyepiece! This 40mm eyepiece allows you to see planets appear brighter, star clusters appear sharp, and nebulae details pop. That's the beauty of the 52° Series Eyepieces. EMD coatings to expose faint, deep-sky objects with bright clarity against a dark sky. The flat field even at the edge makes the 40mm eyepiece excellent for averted viewing, which is crucial when observing dim deep-sky objects such as nebulae.
The 2" barrel makes the 40mm eyepiece compatible with many drawtubes and accessories. The textured barrel offers slip-resistant grip, even when wearing gloves.
This Explore Scientific eyepiece features an argon-purged, waterproof exterior that protects internal elements from moisture. In fact, internal elements will remain as pristine as the day they were assembled. This also makes cleaning the 40mm 52° eyepiece effortless. There is no risk of cleaning solution migrating from the top of the lens and seeping around edges to be trapped in between elements.
Supplier SKU
EPWP5240-01
What's Included
Explore Scientific 2" - 40 mm Argon Purged 52° Waterproof Eyepiece
Rubber Eyecups
Dust Caps
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Dimensions & Specifications
Focal Length: 40 mm
Eye Relief: 27.1mm
Field Stop: 35mm
Barrel Size: 2"
Waterproof: Yes Argon-purged
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Product Guarantee
We stand behind all the products we sell, and your satisfaction is our top priority. If you're not satisfied with the quality of your purchase, simply send the item back to us in its original packaging within 30 days of its delivery.
Manufacturer Warranty
Limited Warranty is one year, which converts to the Explore STAR Transferable Extended Life of the Product Warranty when product is registered within 60 days of purchase.
Return & Exchange Policy
At our site, returns are easy! You may return new, unused, and resalable items for a refund or exchange. Simply ensure that the item is returned in its original product packaging within 30 days of delivery.
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