Here is a cool telescope that lets you view the moon and stars through your smartphone. The Elecom Smartphone Telescope is simple to use. Just slide in your phone and direct it at any object you want to view. The telescope has a 35x optical zoom that goes up to 140x when combined with your phone camera zoom.
More gadgets like this: here
サクッとスマホで天体観測
The telescope works with smartphones up to 6-inch screens. It weighs only 220g. Costs under $160 at this time.
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