Caliber: 31 mm
Digital zoom: 2 times
Working voltage: 4.5V6V
Size: 205 * 55 * 140 mm
Weight: 850 grams
External screen size: 90 × 42 mm
Screen resolution: 320 × 240 TFT LCD display
Resolution: 640 × 480
Has a USB / AV / SD card slot and can be used if necessary
Can be observed in dark environments， the darker the environment， the better
[ASTRONOMICAL Practical telescope Telescope BRACKET TYPE]: ude and longitude ceremony
[COATING]: Multilayer broadband coating， 6X30 optical finder mirror， 1.25inch stainless steel tripod， eyepiece: MA4mm PL25mm， backpack: Yes， bracket: leveling theodolite.
[PORTABLE BACKPACK]: Come and take a walk on the journey of the Star Discovery Backpack， which makes you easy to carry out when you go out， better protect the Practical telescope Telescope; double webbing handle， more comfortable grip.
1 x 1.25 inches 1.5fold erectile eyepiece (only Practical telescope Telescope in the 90Degress version this has)
[ASTRONOMICAL Practical telescope Telescope OPTICAL SYSTEM]: Refraction type， highest magnification: 165， main mirror length: 660MM， main mirror diameter: 50100mm， focal ratio: 7.33， caliber: 90mm (3.5")， focal length: 660mm

Round your dreams
Start exploring the universe and your child's journey
Develop your child's astronomical knowledge of interest， let the children understand the wider space of the earth， and those who look up to the will also have warm memories of your common.
[FEATURE]:
* Can be connected to SLR camera， with adapter ring!
* Objective lens， multilayer broadband blue film HD imaging!
Develop your child's astronomical knowledge of interest， let the children understand the wider space of the earth， and those who look up to the will also have warm memories of your common.
[SPECIFICATION]:
Astronomical Practical telescope Telescope Optical System: Refractive