ASP Red Light Observer's Pen

ASP Red Light Observer's Pen
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Price: $8.95
Sale Price: $6.99
You Save: $1.96
 
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Description

Built-in red light lets you log your astronomical observations without compromising your night-vision. Also helps with reading guidebooks and planispheres in the dark. 2, 1.5 volt batteries included. Plastic, 5" L.