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Save $ 14.00
Original price $ 39.99Original price $ 39.99 - Original price $ 39.99Original price $ 39.99Current price $ 25.99$ 25.99 - $ 25.99Current price $ 25.99Certified Pre-Owned National Geographic 40x-640x Magnification Microscope with Smartphone Camera Adapter
National GeographicCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
查看完整细节Original price $ 39.99Original price $ 39.99 - Original price $ 39.99Original price $ 39.99Current price $ 25.99$ 25.99 - $ 25.99Current price $ 25.99Save $ 14.00 -
Save $ 106.00
Original price $ 199.99Original price $ 199.99 - Original price $ 199.99Original price $ 199.99Current price $ 93.99$ 93.99 - $ 93.99Current price $ 93.99Certified Pre-Owned National Geographic StarApp114 - 114mm Reflector Telescope w/ Astronomy APP
National GeographicCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
查看完整细节Original price $ 199.99Original price $ 199.99 - Original price $ 199.99Original price $ 199.99Current price $ 93.99$ 93.99 - $ 93.99Current price $ 93.99Save $ 106.00 -
Save $ 39.00
Original price $ 79.99Original price $ 79.99 - Original price $ 79.99Original price $ 79.99Current price $ 40.99$ 40.99 - $ 40.99Current price $ 40.99发现1200x生物学显微镜与硬壳
Discovery特征 研究标本在阶段，使用三个倍倍功率，范围从300倍到1200倍。 使用投影目镜跟踪图像以稍后分析或同时与多个观众分享您的发现。 颜色过滤轮使识别无色或透明标本的详细信息变得更加容易。 包括实验手册，收集/预备工具，准备和空白幻灯片，虾孵化场以及其他配件，以开始调查。 描述 您不必总...
查看完整细节Original price $ 79.99Original price $ 79.99 - Original price $ 79.99Original price $ 79.99Current price $ 40.99$ 40.99 - $ 40.99Current price $ 40.99Save $ 39.00 -
Save $ 30.00
Original price $ 59.99Original price $ 59.99 - Original price $ 59.99Original price $ 59.99Current price $ 29.99$ 29.99 - $ 29.99Current price $ 29.99Certified Pre-Owned National Geographic 50mm CF600 Telescope
National GeographicCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the Ex...
查看完整细节Original price $ 59.99Original price $ 59.99 - Original price $ 59.99Original price $ 59.99Current price $ 29.99$ 29.99 - $ 29.99Current price $ 29.99Save $ 30.00 -
Save $ 15.00
Original price $ 39.99Original price $ 39.99 - Original price $ 39.99Original price $ 39.99Current price $ 24.99$ 24.99 - $ 24.99Current price $ 24.99国家地理50mm便携式折光镜望远镜-RF360mm
National Geographic特征 50mm镜头直径 360mm焦距 18倍和28.8倍放大倍率 20毫米目镜 12.5毫米目镜 AZ Panhandle Mount 铝三脚架 天文学软件 描述 国家地理RF360毫米望远镜可以去任何冒险带您带走。凭借其超紧凑的设计，这种易于使用的折射器是理想的旅行伴侣，也是白天自...
查看完整细节Original price $ 39.99Original price $ 39.99 - Original price $ 39.99Original price $ 39.99Current price $ 24.99$ 24.99 - $ 24.99Current price $ 24.99Save $ 15.00 -
Save $ 10.00
Original price $ 69.99Original price $ 69.99 - Original price $ 69.99Original price $ 69.99Current price $ 59.99$ 59.99 - $ 59.99Current price $ 59.99National Geographic 40x-400x Inverted Microscope
National GeographicFeatures Study specimens in stages using magnification powers ranging from 40x to 400x with 3 objective lenses. The full accessory set includes p...
查看完整细节Original price $ 69.99Original price $ 69.99 - Original price $ 69.99Original price $ 69.99Current price $ 59.99$ 59.99 - $ 59.99Current price $ 59.99Save $ 10.00 -
Original price $ 199.99 - Original price $ 199.99Original price$ 199.99$ 199.99 - $ 199.99Current price $ 199.99探索带 Twilight 纳米支架的 FirstLight 80 毫米折射望远镜 - FL-AR80640TN
Explore Scientific特征 80 毫米孔径将揭示令人印象深刻的月球细节，从陨石坑到小溪，以及土星环结构或木星云带等行星特征；以及明亮的深空宝藏，如星系、星云和星团。 暮光纳米 alt-azimuth mount 有一个panhandle控制，可以很容易地定位望远镜。 安装很轻，但仍可容纳 15 磅的设备。 ...
查看完整细节Original price $ 199.99 - Original price $ 199.99Original price$ 199.99$ 199.99 - $ 199.99Current price $ 199.99
