Thousand Oaks Optical Solar Eclipse Viewer - Silver Black Polymer, Functional, Enhancing Filter Effect
Special Features
- Solar filter observation card, 1"x4" filter window, 3"x5" card frame.
- Suitable for naked eye observation of solar eclipses, large sunspots, Venus/Mercury transists without a telescope.
- The sun will appear in a natural orange color when viewed through this filter.
- Black polymer is the most common filtering material for observing the sun safely.
- These viewers are a quality product of Thousand Oaks Optical, Arizona, USA. A manufacturer of safe solar filters for over 30 years.
Description
Solar Viewers - observe the sun safely with the naked eye.
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