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Explore Scientific 2" 2X Focal Extender - FE02-020Description The Explore Scientific 2X Focal Extender (2. 0 inch O. D.), accepts both 1. 25 inch O. D. and 2. 0 inch O. D. format eyepieces and camera adapters. Fully EMD Coated on all air to air lens surfaces, with all lens elements edge blackened to produce superior contrast, this focal extender adds some real versatility to your telescope accessory line up. First of all, it allows you to increase the magnification of any eyepiece with the same

Junior Astronaut Helmet

25% combed ring-spun cotton

and availability of moderate viewing and Sun angles for topography

3 oz/yd² (180 g/m²)

The reverse

Although holmium (like the rest of the lanthanides) is difficult to isolate

The best design of 2017

Packaging: Black Gift Box with Tough Touch Sleeve

NASA SpaceX Crew 9 Mission lapel pin with names

000 years ago at the birth of our Solar System

Each step-by-step experiment is illustrated to help kids understand the process as well as gives a background of the scientist who created the original experiment

which includes the sun and our solar system

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