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Original price $ 149.99Original price $ 149.99 - Original price $ 149.99Original price $ 149.99Current price $ 99.99$ 99.99 - $ 99.99Current price $ 99.99Certified Pre-Owned National Geographic NT114CF 114mm Reflector Telescope - CPO-80-20114
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 $ 149.99Original price $ 149.99 - Original price $ 149.99Original price $ 149.99Current price $ 99.99$ 99.99 - $ 99.99Current price $ 99.99Save $ 50.00 -
Save $ 50.00
Original price $ 149.99Original price $ 149.99 - Original price $ 149.99Original price $ 149.99Current price $ 99.99$ 99.99 - $ 99.99Current price $ 99.99Certified Pre-Owned National Geographic NT114CF 114mm Reflector Telescope - CPO-80-30114
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 $ 149.99Original price $ 149.99 - Original price $ 149.99Original price $ 149.99Current price $ 99.99$ 99.99 - $ 99.99Current price $ 99.99Save $ 50.00 -
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Original price $ 59.99Original price $ 59.99 - Original price $ 59.99Original price $ 59.99Current price $ 41.95$ 41.95 - $ 41.95Current price $ 41.95经过认证的预先二手探索Apollo显微镜和望远镜套件
Explore One - CPO经过认证的预先翻新 这些经过认证的预先二手物品（包括望远镜和配件）已由Explore科学质量控制团队进行了彻底检查，以确保该物品达到我们的高标准。然后将该物品重新包装，通常在新盒子中，并准备出货。 通常，这些项目来自THree资料来源：返回，通常像新状况一样；交易另一个项目；或新的，但有瑕疵和...
查看完整细节Original price $ 59.99Original price $ 59.99 - Original price $ 59.99Original price $ 59.99Current price $ 41.95$ 41.95 - $ 41.95Current price $ 41.95Save $ 18.04 -
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Original price $ 79.99Original price $ 79.99 - Original price $ 79.99Original price $ 79.99Current price $ 59.99$ 59.99 - $ 59.99Current price $ 59.99Certified Pre-Owned Explore One Titan 70mm Telescope with Panhandle Mount
Explore OneCertified 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 $ 79.99Original price $ 79.99 - Original price $ 79.99Original price $ 79.99Current price $ 59.99$ 59.99 - $ 59.99Current price $ 59.99Save $ 20.00 -
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Original price $ 39.99Original price $ 39.99 - Original price $ 39.99Original price $ 39.99Current price $ 24.95$ 24.95 - $ 24.95Current price $ 24.95Certified Pre-Owned Explore One 45 Piece 900X Microscope Set with Case
Explore One - CPOCertified 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 $ 39.99Original price $ 39.99 - Original price $ 39.99Original price $ 39.99Current price $ 24.95$ 24.95 - $ 24.95Current price $ 24.95Save $ 15.04 -
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Original price $ 69.99Original price $ 69.99 - Original price $ 69.99Original price $ 69.99Current price $ 49.99$ 49.99 - $ 49.99Current price $ 49.99Certified Pre-Owned Discovery Telescope and Microscope Combo Set with Hard Case
Discovery - CPOCertified 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 $ 69.99Original price $ 69.99 - Original price $ 69.99Original price $ 69.99Current price $ 49.99$ 49.99 - $ 49.99Current price $ 49.99Save $ 20.00 -
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Original price $ 49.99Original price $ 49.99 - Original price $ 49.99Original price $ 49.99Current price $ 34.95$ 34.95 - $ 34.95Current price $ 34.95经过认证的二手发现900X显微镜，具有硬壳
Discovery - CPO经过认证的预先翻新 这些经过认证的预先二手物品（包括望远镜和配件）已由Explore科学质量控制团队进行了彻底检查，以确保该物品达到我们的高标准。然后将该物品重新包装，通常在新盒子中，并准备出货。 通常，这些项目来自THree资料来源：返回，通常像新状况一样；交易另一个项目；或新的，但有瑕疵和...
查看完整细节Original price $ 49.99Original price $ 49.99 - Original price $ 49.99Original price $ 49.99Current price $ 34.95$ 34.95 - $ 34.95Current price $ 34.95Save $ 15.04 -
Save $ 8.96
Original price $ 27.95Original price $ 27.95 - Original price $ 27.95Original price $ 27.95Current price $ 18.99$ 18.99 - $ 18.99Current price $ 18.99Certified Pre-Owned Discovery 450x Student Microscope
DiscoveryCertified 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 $ 27.95Original price $ 27.95 - Original price $ 27.95Original price $ 27.95Current price $ 18.99$ 18.99 - $ 18.99Current price $ 18.99Save $ 8.96 -
Save $ 25.00
Original price $ 49.99Original price $ 49.99 - Original price $ 49.99Original price $ 49.99Current price $ 24.99$ 24.99 - $ 24.99Current price $ 24.99Certified Pre-Owned Discovery Juno 50mm Telescope with Hard Case
DiscoveryCertified 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 $ 49.99Original price $ 49.99 - Original price $ 49.99Original price $ 49.99Current price $ 24.99$ 24.99 - $ 24.99Current price $ 24.99Save $ 25.00 -
Save $ 54.96
Original price $ 115.95Original price $ 115.95 - Original price $ 115.95Original price $ 115.95Current price $ 60.99$ 60.99 - $ 60.99Current price $ 60.99Certified Pre-Owned Bresser Classic 60/900 AZ Telescope
BresserCertified 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 $ 115.95Original price $ 115.95 - Original price $ 115.95Original price $ 115.95Current price $ 60.99$ 60.99 - $ 60.99Current price $ 60.99Save $ 54.96 -
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 $ 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 -
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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 $ 99.00
Original price $ 499.99Original price $ 499.99 - Original price $ 499.99Original price $ 499.99Current price $ 400.99$ 400.99 - $ 400.99Current price $ 400.99探索 FirstLight 127mm Mak-Cassegrain 望远镜，配备 Twilight Nano Mount - FL-MC1271900TN
Explore Scientific描述 无论您是想深入了解我们太阳系的细节，还是探索鼓舞人心的深空宝藏，多功能的 FirstLight 系列都有适合您个人需求的观测包。 这个新系列中的每个组合都配备了所有必需品：望远镜、坚固的底座、目镜和红点取景器。 望远镜产品包括孔径从 70 毫米到 152 毫米不等的消色差折射镜，从 1...
查看完整细节Original price $ 499.99Original price $ 499.99 - Original price $ 499.99Original price $ 499.99Current price $ 400.99$ 400.99 - $ 400.99Current price $ 400.99Save $ 99.00 -
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 -
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Original price $ 79.99 - Original price $ 79.99Original price$ 79.99$ 79.99 - $ 79.99Current price $ 79.99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 $ 79.99 - Original price $ 79.99Original price$ 79.99$ 79.99 - $ 79.99Current price $ 79.99Sold out -
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Original price $ 15.99 - Original price $ 15.99Original price$ 15.99$ 15.99 - $ 15.99Current price $ 15.99发现150X显微镜
Discovery特征 固定的150倍放大倍率显示了较大物体（例如昆虫腿）中的隐藏细节，但仍显示出较小的受试者（如沙子和盐）中的意外结构。 两种照明来源可让您尝试自然光和LED光，以发现哪种类型的效果更好。 使用随附的收集工具以及准备好的和空白的幻灯片开始观察。 电池电量和绳子手提袋鼓励进行调查。 描...
查看完整细节Original price $ 15.99 - Original price $ 15.99Original price$ 15.99$ 15.99 - $ 15.99Current price $ 15.99Sold out -
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Original price $ 39.95 - Original price $ 39.95Original price$ 39.95$ 39.95 - $ 39.95Current price $ 39.95发现Juno 50mm望远镜44-10051-B
Discovery特征 借助50mm的光圈，您可以探索月球的山鸣角表面，并看到木星的盖利亚卫星或土星戒指等有趣的星球。 两个可互换的目镜可让您的18倍和28.8倍的宏伟速度。 Alt-azimuth安装座易于操作，可让您平稳驾驶天空。 描述 Discovery Juno 50mm望远镜专为开始探索的年...
查看完整细节Original price $ 39.95 - Original price $ 39.95Original price$ 39.95$ 39.95 - $ 39.95Current price $ 39.95Sold out -
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Original price $ 79.99 - Original price $ 79.99Original price$ 79.99$ 79.99 - $ 79.99Current price $ 79.99发现3合1观众显微镜望远镜组合-44-11050
Discovery特征 这个3合1的观看器很容易组装，可以快速从望远镜变为幻灯片视图或显微镜。 借助50mm的光圈，您可以探索月球地形的陨石坑和山脊，并瞥见着吸引人的行星特征，例如土星的戒指。 可旋转的双眼目镜可容纳您的主要眼睛。 无论它是哪种模式，观看者的固定放大功率为15倍。 集合包括一个可调节的三脚架...
查看完整细节Original price $ 79.99 - Original price $ 79.99Original price$ 79.99$ 79.99 - $ 79.99Current price $ 79.99Sold out -
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Original price $ 49.99 - Original price $ 49.99Original price$ 49.99$ 49.99 - $ 49.99Current price $ 49.99发现900x显微镜，硬壳
Discovery特征 研究标本在阶段，使用三个倍倍功率，范围从100倍到900倍。 颜色过滤轮使您更容易查看无色或透明标本的详细信息。 用准备好的载玻片和包括样品进入显微镜的世界。 使用此集合的许多收集工具，小瓶和空白幻灯片启动自己的调查。 描述 您不必总是考虑大事就能做出惊人的发现。实际上，有时您...
查看完整细节Original price $ 49.99 - Original price $ 49.99Original price$ 49.99$ 49.99 - $ 49.99Current price $ 49.99Sold out -
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Original price $ 305.95 - Original price $ 305.95Original price$ 305.95$ 305.95 - $ 305.95Current price $ 305.95Bresser Pluto 114/500 EQ望远镜
Bresser特征 大40毫米次镜子 衍射有限的光学元件可用于理想的清晰度和对比度 完全可调的光学元件 描述 Bresser Pluto望远镜是牛顿大镜的完美组合，其焦距短。高级观察者发现，聚集比放大倍数更重要，它将特别欣赏114毫米镜的大镜子。可以将足够的光反射到目镜中，以便能够详细地看到我们太...
查看完整细节Original price $ 305.95 - Original price $ 305.95Original price$ 305.95$ 305.95 - $ 305.95Current price $ 305.95Sold out -
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Original price $ 115.95 - Original price $ 115.95Original price$ 115.95$ 115.95 - $ 115.95Current price $ 115.95Bresser Classic 60/900 AZ望远镜
Bresser特征 alt-azimuth坐骑 初学者设置的所有必要的配件，可以立即开始观察 包括智能手机相机适配器 描述 60年的Bresser 1957 - 2017年周年纪念版 - Bresser经典长焦距折射望远镜通过Bresser Classe Classic Telescope（...
查看完整细节Original price $ 115.95 - Original price $ 115.95Original price$ 115.95$ 115.95 - $ 115.95Current price $ 115.95Sold out -
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Original price $ 152.95 - Original price $ 152.95Original price$ 152.95$ 152.95 - $ 152.95Current price $ 152.95Bresser Classic 60/900 EQ望远镜
Bresser特征 良好的稳定性由于强大而轻的铝制三脚架 RA并在柔性轴上进行十分跟踪 包括智能手机相机适配器 描述 通过Bresser Classic望远镜观察夜空，例如Galileo Galilei或Joseph von Fraunhofer几个世纪前，这是一次非常特别的体验。凝视着月球的陨石坑...
查看完整细节Original price $ 152.95 - Original price $ 152.95Original price$ 152.95$ 152.95 - $ 152.95Current price $ 152.95Sold out
