Celestron StarSense Explorer LT 70AZ
The StarSense Explorer LT 70AZÂ is a 3″ refractor telescope that integrates with your smart phone and the Celestron “StarSense App”, allowing you to manually move your telescope following the directions on your phone.
The StarSense Explorer App automatically generates a list of objects currently visible.
$355.00 $299.00

Celestron has reinvented the manual telescope with StarSense Explorer’s the first telescope that uses your smartphone to analyze the night sky and calculate its position in real time. StarSense Explorer is ideal for beginners thanks to the app’s user-friendly interface and detailed tutorials. It’s like having your own personal tour guide of the night sky.
Optical Design | Refractor |
Aperture | 70mm (3.0″) |
Focal Length | 700mm (35.43″) |
Focal Ratio | f10 |
Focal Length of Eyepiece 1 | 25mm |
Magnification of Eyepiece 1 | 28x |
Focal Length of Eyepiece 2 | 10mm |
Magnification of Eyepiece 2 | 70x |
Barlow Lens | 2x(1.25″) |
Finderscope | StarPointerâ„¢ red dot finderscope |
Star Diagonal | Erect image 90° (1.25″) |
Optical Tube | Aluminum |
Highest Useful Magnification | 165x |
Lowest Useful Magnification | 10x |
Limiting Stellar Magnitude | 11.5 |
Resolution (Rayleigh) | 1.99 arc seconds |
Resolution (Dawes) | 1.6 arc seconds |
Light Gathering Power (Compared. to human eye) | 100x |
Optical Coatings | Fully-Coated glass optics |
Optical Tube Length | 965mm |
Optical Tube Diameter | 90mm |
Optical Tube Weight | 2.45 kg |
Dovetail | None |
Specifications | |
---|---|
Mount Type | Manual Alt-Azimuth |
Height adjustment range (includes mount and tripod) | Aluminum, 1244.6mm (49″) max height |
Accessory Tray | Yes |
Tripod Weight | 1.72 kg |
Slew Speeds | Manual |
GPS | Uses phone’s GPS |
Dovetail Compatibility | None |
Power Requirements | None (Recommend PowerTank Glow to keep phone charged while using app) |
Alignment Procedures | Use StarSense Explorer app |
Software | StarSense Explorer app | SkyPortal app | Celestron Starry Night Basic Edition Software |
Total Kit Weight | 4 kg |
Included Items | Telescope tube | Mount/tripod (preassembled) | 25mm & 10mm eyepieces | Erect image diagonal | 2x Barlow lens | StarPointer finderscope | Accessory tray | StarSense Explorer phone dock |
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