Celestron's 1-1/4" Erect Image Diagonals are an Amici prism design. This design allows you to look into the telescope at a 45° angle, at images that are oriented properly, meaning the image is upright and correct from left to right.

Designed for attaching a Canon DSLR camera to any of the Sky-Watcher 0.85x Focal Reducer/Correctors.

Designed for attaching a Nikon DSLR camera to any of the Sky-Watcher 0.85x Focal Reducer/Correctors.

Designed for attaching a Sony DSLR camera to any of the Sky-Watcher 0.85x Focal Reducer/Correctors.

The 4mm high power Omni eyepiece is a 4 -element premium symmetrical Plossl optical design. Features include blackened lens edges to minimize internal reflection and maximize contrast, multi-layer coating group on each lens surface to maximize light transmission and contrast, and each Omni goes through a two-step anodizing process to prevent reflection from the top eyepiece barrel, unlike most other manufactures who use reflective surfaces.

• 70 degree Field - Wide FOV for high and low magnifications
• Extendable twist-up eyecups - Good for eyeglass wearers
• Parfocal eyepiece - Little or no focusing is needed when changing from low to high power.
• Threaded barrels - Accept 1.25" Celestron thread-in filters.
• Shock resistant rubber covering - Scratch and dent resistant
• No slip grip - Designed for secure handling even in moist conditions
• Roll guard - Ergonomic contours prevent eyepiece from rolling off flat surfaces
• 28 mm clear aperture surface lens - For comfortable viewing

This is a discontinued item. We recommend the Celestron Ultima LX as a replacement.

The newly enhanced X-Cel LX eyepiece series is what you've been waiting for in a high quality eyepiece for planetary viewing.  With a brand new sleek, robust design and a twist-up eye guard, these eyepieces are especially designed for comfort and ease of use.  They also have a wide 60° field of view and 6-element fully multi-coated optics for magnificent wide field performance.  X-Cel LX eyepieces are parfocal and require little to no focusing when changing from low to high power.

The 5mm high power X-Cel eyepiece is a 6-element fully multi-coated optical design, the X-Cel utilizes extra low dispersion (ED) glass on its most highly curved surfaces, to minimize chromatic aberration that can hinder sharp planetary views. With a wide 55° apparent field of view, and a large 25mm clear aperture the X-Cel is one of the most comfortable eyepieces to use.

The 6mm high power 1 1/4" E-Lux eyepiece is a 4-element Plössl with features that maximize it's performance at a very economical price.

Features of this series include fully coated lenses (every air to glass surface is coated with anti-reflective coatings), eyepiece cups to reduce stray light, and each model is threaded for use with eyepiece filters.

The 6mm high power Omni eyepiece is a 4 -element premium symmetrical Plossl optical design. Features include blackened lens edges to minimize internal reflection and maximize contrast, multi-layer coating group on each lens surface to maximize light transmission and contrast, and each Omni goes through a two-step anodizing process to prevent reflection from the top eyepiece barrel, unlike most other manufactures who use reflective surfaces.

Threaded barrels accept 1-1/4" Celestron thread-in filters.

• 82 degree Field - Wide FOV for high and low magnifications.
• Retractible eyecups - Ultra-low profile for eyeglass wearers
• Parfocal eyepiece - Little or no focusing is needed when changing from low to high power.
• Threaded barrels - Accept 1-1/4" Celestron thread-in filters.
• Polished and hard anodized aluminum barrel - Scratch resistant and high end appearance.
• Rubber gripping ring - For secure handling and smooth control of eyecup.

• Wide field of view enhances views of the night sky through a single lens
• 6-element fully multi-coated optics create sharper images
• Extendable twist-up eyepieces are easier and more comfortable, especially for eyeglass wearers
• No slip, rubber grip ring for secure handling, even in moist conditions
• Parfocal eyepiece require little to no focusing when changing from low to high power

8-inch Dovetail bar (CGE)

• Focal lengths: 8mm to 24mm zoom
• Field of view: 43° - 66°
• Eye relief: 15 - 20mm
• Fully multi-coated
• Works in 2” and 1.25” eyepiece holders

• Focal length of 8mm to 24mm
• Field of view: 40 - 60 degrees
• Eye relief: 15 - 18mm
• Fully Multicoated

Complete package includes 125 mm rings and 80 mm GuidescopeCompatible with Celestron NexGuide AutoguiderIncludes Extension Tube to help reach focus without having to use a diagonalM42 thread on extension tube allows you to slide NexGuide autoguider.

• 70 degree Field - Wide FOV for high and low magnifications
• Extendable twist-up eyecups - Good for eyeglass wearers
• Parfocal eyepiece - Little or no focusing is needed when changing from low to high power.
• Threaded barrels - Accept 1.25" Celestron thread-in filters.
• Shock resistant rubber covering - Scratch and dent resistant
• No slip grip - Designed for secure handling even in moist conditions
• Roll guard - Ergonomic contours prevent eyepiece from rolling off flat surfaces
• 28 mm clear aperture surface lens - For comfortable viewing

The 8mm high power X-Cel eyepiece is a 6-element fully multi-coated optical design, the X-Cel utilizes extra low dispersion (ED) glass on its most highly curved surfaces, to minimize chromatic aberration that can hinder sharp planetary views. With a wide 55° apparent field of view, and a large 25mm clear aperture the X-Cel is one of the most comfortable eyepieces to use.