What does a complete blood count measure? A CBC measures the amount of 3 types of cells in your blood: White blood cell count. A white blood cell count, also called a leukocyte count, measures the total number of white blood cells in a sample of blood.
In the umbra, the light from the Sun is completely blocked by the Earth. Our lunar observer would see a total solar eclipse; we see the Moon darkened, but glowing a dull red from light scattered by the Earth's atmosphere.
Viewing a Solar Eclipse. 1  1. Read about a solar eclipse. 2  2. Be aware of the methods that shouldn't be used for viewing a solar eclipse. 3  3. Make an eclipse viewer or a pinhole projector.  4. Use a solar filter on your viewing 1  equipment. 5. View an eclipse indirectly by making a projection.  6. Use welder's 1  glass. 7. Use mounted filters.