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AA Battery Holder Powers Truss-Tube Dobsonian Fans   The AA battery holders for the Explore Scientific truss-tube Dobsonian telescopes with fans us...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

This ED80-FCD100 comes with the Hybrid 2N1 finder base included (but not installed) Description Reveal celestial wonders like the desolate beauty ...

Features Enhanced Vision Technology Unlock the secrets of Solar Activity Observe the Sun in less than 2 Minutes Safely Experience With Your Fami...

Description For cigarette socket compatible power supply It can be used with SX, SX2, SXD2, SXP, AXD mounts, DD-3 controller, STAR BOOK Type S con...

Description For photography of nebula or star clusters This reducer is designed to shorten the effective focal length. This allows shorter exposur...

Features Special mount atop telescope tube allows users to attach their device to the telescope and easily locate constellations and planets in t...

Features Optical tube assembly only ready for daytime solar or nighttime stellar use, for visual or astroimaging applications.  80mm aperture wi...

Features 80mm aperture will reveal impressive lunar details ranging from craters to rilles, planetary features like Saturn’s ring structure or Ju...

Description Extension tube This Extension tube converts 42mm T-thread to 43mm thread. Specs Thread Diameter 42mmT (p=0.75) 43mm (p=1) O...

Description For cigarette socket compatible power supply It can be used with DD-2 controller, dew heater 2 and color CCD camera C0014-3M. Spec ...

Features 2-section carbon tripod Lightweight and portable Stable design with minimal vibrations For GP2, GPD, SX and AXJ mounts Dimensions: 545 m...

Description Finder Bracket to facilitate Optical axis adjustment Long bracket for Vixen 7x50 Finder Scope, item #8616. Use with finder bracket sho...

Features Use Instead of Finderscope Wide 11° Apparent Angle of View Crosshair Aiming Reticle Extreme Low-Power 100mm Focal Length 1.25" Diameter ...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

Description Converts Eyepiece Thread The adapter converts eyepiece thread. Makes it possible for you to use different thread eyepiece. Specs ...

Features High-quality NPL eyepiece with 40° field of vision Good contrast and reduced color aberrations Eye relief: 36 mm Connection: 31.7 mm, 1 ...

Description Get to know fascinating sights in our solar system and beyond with the National Geographic 70mm refractor telescope. This telescope's...

Features Learn key principles of electricity with this engaging STEM kit Preassembled circuit board has 72 experiments involving elements like li...