Eyepieces & Visual

6mm Focal Length Classic 4-Element, 2-Group Plössl Optical Design 1.25" Barrel Diameter Fits Standard Focusers Fully Multi-Coated (FMC) Optics for...

7mm to 21mm continuous zoom focal length 57° to 40° variable apparent field of view 18mm to 16.3mm of consistent eye relief Fully multi-coated (FM...

7mm to 21mm linear zoom range 57° (at 7mm) to 40° (at 21mm) apparent field of view 1.25" barrel fits any standard focuser 18mm to 16.3mm eye relie...

34mm Focal Length 72° Apparent Field of View 2-inch Barrel Diameter 24mm Eye Relief 40mm Field Stop Diameter Accepts Standard 2" (M48x0.75) Filter...

Triples eyepiece magnification by a factor of 3x Fits standard 1.25 inch focusers and accessories Achromatic 3-element, 2-group lens design minimi...

Instantly doubles the magnification of any 1.25" eyepiece Fully multi-coated (FMC) optics for bright, high-contrast views Features M42 x 0.75 T-th...

Triples the magnification of any 1.25" eyepiece Fully multi-coated (FMC) lenses for maximum light transmission Standard 1.25" barrel diameter fits...

20mm Focal Length 70° Super Wide Apparent Field of View Adjustable LED-Illuminated Single Crosshair 16mm Eye Relief 1.25" Barrel with M28.5*0.6 Fi...

15mm Focal Length 70° Super-Wide Apparent Field of View 1.25-inch Barrel Diameter 13mm Eye Relief 5-Element / 4-Group Optical Design Descriptio...

26mm Focal Length 70° Super Wide Apparent Field of View 20mm Eye Relief Fits 2-inch Telescope Focusers 5-Element / 3-Group Optical Design Accepts ...

Provides a comfortable 90-degree viewing angle Standard 1.25" barrel fits most refractor focusers Features a 90% reflectivity mirror for bright im...

99% Reflectivity Dielectric Coatings 90-Degree Viewing Angle 11mm Thick Mirror Substrate Durable Aluminum Alloy Body Brass Compression R...

10mm Focal Length 60° Apparent Field of View Ultra-Flat Field Optical Design 16mm Eye Relief 1.25-inch Barrel with Filter Threads Description F...

7.2mm to 21.6mm Zoom Focal Length 42° to 65° Apparent Field of View 18mm to 20mm Long Eye Relief Standard 1.25" Barrel Diameter Lightweight 167g C...

Connects smartphones from 55mm to 100mm wide Fits eyepieces with a 25mm to 48mm outer diameter Compatible with most 1.25" telescope eyepieces Dura...

3–Axis fine adjustment for precise camera alignment Fits phones with a width of 55-105mm Clamps to eyepieces with a diameter of 28-48mm Fully meta...

3-Axis fine adjustment for precise optical alignment Securely clamps eyepieces from 44mm to 64mm in diameter Accommodates smartphones from 55mm to...

Variable Focal Length Zoom Eyepiece Tactile Clickstop Mechanism at Set Magnifications Constant Apparent Field of View Across Zoom Range Multi-Coat...

2x Magnification Factor 4-Element Optical Design 1.25 inch Barrel Size 3-Screw Coaxial Clamping System Fully Multicoated Lenses Description FAQ...

Adapts smartphones 62mm to 105mm wide Clamps to eyepieces with a 38.5mm to 49.3mm diameter Lightweight 77g design prevents imbalance Durable ABS, ...

Produces a fully erect, non-reversed image Comfortable 45° viewing angle for terrestrial observation Standard 1.25" barrel fits most refractor tel...

90° Deflection Angle for Comfortable Viewing Aluminum-Coated Mirror with >92% Reflectivity Standard 1.25" Barrel and Eyepiece Clamp Accepts 1.2...