Optical Accessories

7mm Focal Length for High-Magnification Views Expansive 82° Apparent Field of View Fully Multi-Coated 8-Element Optics Parfocal with all Luminos E...

Four essential 1.25" planetary filters: #12 Deep Yellow, #21 Orange, #80A Blue, and ND-96-0.3 Enhances specific details on the Moon, Mars, Jupiter...

Interferometer-tested mirror with 1/10 wave or better surface accuracy Features Celestron's proprietary XLT optical coatings for maximum light tra...

Reduces overwhelming brightness and glare from the Moon Enhances contrast to reveal finer surface details Threads directly onto most standard 1.25...

Four essential 1.25” lunar filters in one kit Three Neutral Density (ND) filters reduce brightness with 13%, 25%, and 50% transmission Moon & ...

Reduces overwhelming brightness from the Moon and bright planets Transmits only 13% of incoming light for comfortable viewing Fits all standard 1....

Includes 17mm and 6mm 1.25" Plössl Eyepieces 2x Barlow Lens Doubles the Magnification of Any 1.25" Eyepiece Three Filters Included: #80A Blue, #25...

12mm Focal Length for Medium-High Magnification 4-Element Plössl Optical Design 50° Apparent Field of View Accepts Standard 1.25" Filters 8mm Eye ...

15mm Focal Length Plössl Eyepiece 50° Apparent Field of View 1.25" Barrel Diameter 4-Element, Multi-Coated Optics 13mm Eye Relief Standard 1.25" F...

Instantly doubles the magnification of any 1.25" eyepiece 2-element, fully multi-coated optics for sharp, high-contrast views Maintains the origin...

32mm Plössl eyepiece provides maximum true field of view in a 1.25" barrel 4-element optical design with multi-coated surfaces for bright, clear i...

4mm Focal Length for High-Power Planetary Viewing 4-Element Plössl Optical Design 50° Apparent Field of View Multi-Coated Optics for High Contrast...

40mm Plössl eyepiece for low-power, wide-field views 4-element optical design with multi-coated lenses for clarity 40° apparent field of view Gene...

56mm focal length provides the lowest power for any given telescope 47° apparent field of view delivers expansive celestial vistas Utilizes a 46mm...

6mm Focal Length for High Magnification 4-Element Symmetrical Plössl Design 50° Apparent Field of View Multi-Coated Optics with Blackened Edges 1....

9mm Focal Length for High-Magnification Views 4-Element Plössl Optical Design 50° Apparent Field of View 1.25" Barrel with Filter Threads 6mm Eye ...

Isolates doubly-ionized oxygen lines (496nm and 501nm) Provides extreme contrast for planetary and emission nebulae Blocks the entire visual spect...

Isolates the 496nm and 501nm Oxygen III wavelengths Blocks the entire visual spectrum from 400nm to 700nm Ultra-hard, vacuum-deposited coatings pr...

Two 1.25" Kellner Eyepieces (15mm & 9mm) Three 1.25" Filters (#80A Blue, #25 Red, Moon) Enhances detail on Jupiter, Saturn, and Mars Includes ...

Reduces telescope focal length by 37% Converts f/10 SCTs to f/6.3 and f/11 systems to f/7 Compatible with Celestron C5, C6, C8, C9.25, C11, and C1...

Reduces EdgeHD 1100 focal ratio to f/7.7 5-element optical design with Lanthanum glass Increases field of view by 43% Maintains EdgeHD flat-field ...

Reduces EdgeHD 1400 focal ratio by a factor of 0.7x Custom 5-element optical design preserves flat-field imaging Provides a generous 146mm of back...

Reduces focal length by a factor of 0.7x, changing the EdgeHD 800 from f/10 to f/7 4-element optical design maintains the native flat-field perfor...

Reduces focal ratio by a factor of 0.7x for faster imaging 4-element design maintains the native flat-field performance of the EdgeHD 9.25" Provid...