Mini Pirate Monocular Telescope is made of ABS plastic, environmental and non-toxic,durable and practical. Length can be adjusted with 3 sections to meet the hands of children in different ages. High-quality large objective lens brings you more clear and bright coloreful sight lines.
Read MoreSend InquiryKids Telescope uses 4 convex lenses arranged in order on the same line to understand the light passing through different media. The phenomenon of refracting occurs at the interface. The convex lens is made from this principle and the combination of n-piece convex lens and concave lens can be used as a telescope.
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