Black Friday · Nov 20 - Nov 30

Eyepiece deals

Up to 30% off

Waterproof, argon-purged eyepieces from 52° to 120°, 20% to 30% off.

  • Free US shippingon orders $49.99+
  • 30-day returnsno restocking fee
  • Ships fastin 1-2 business days
  • Pay over timewith Shop Pay

52° Series

Sharp, comfortable and affordable.

62° Series

68° to 120° wide fields

Big, immersive fields of view.

Eyepiece add-ons

All Black Friday deals Telescopes, binoculars and accessories too. Shop now →

Good to know

When does the sale end?

Black Friday pricing runs November 20 through November 30, 2026, while supplies last.

Do I need a code?

No. The discount is applied automatically at checkout.

What's not included?

The Sidara Series and the 72° and 92° ED Series eyepieces are not part of the sale.

Is shipping free?

Free standard shipping within the continental US on orders $49.99+. Orders usually ship in 1-2 business days.

Can sale items be returned?

Returns are accepted within 30 days if the item is in original condition, with no restocking fee.

Free United States Shipping

Orders $49.99+ shipped within the continental United States qualify for free standard shipping. Learn more.

Explore Scientific Warranty

Register your product within 60 days to activate your warranty coverage. Learn more.

30 Day Returns

Returns are accepted within 30 days if the item is in original condition. Learn more.

Dedicated Customer Support

Our customer service team is here to help with product support and warranty service. Learn more.