- 寓教於樂的最佳望遠鏡,能讓小朋友了解如何利用兩個透鏡組合成望遠鏡。
- 多種功能合一,可當雙筒望遠鏡、單筒望遠鏡、指北針、鏡子等等。
- 亦適合當作自然課的教具用。
- 產地:中國。
Seven separate functions for looking and learning: binoculars, monocular, magnifying glass, linen counter, compass, stereoscope, and signal mirror.
Seven separate functions for looking and learning: binoculars, monocular, magnifying glass, linen counter, compass, stereoscope, and signal mirror.