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2. Adjustable-focus eyeglasses - Wikipedia

   en.wikipedia.org/wiki/Adjustable-focus_eyeglasses

   Adjustable focus eyeglasses are eyeglasses with an adjustable focal length. They compensate for refractive errors (such as presbyopia) by providing variable focusing, allowing users to adjust them for desired distance or prescription, or both. Current bifocals and progressive lenses are static, in that the user has to change their eye position ...

3. Pinhole glasses - Wikipedia

   en.wikipedia.org/wiki/Pinhole_glasses

   Pinhole glasses, also known as stenopeic glasses, are eyeglasses with a series of pinhole-sized perforations filling an opaque sheet of plastic in place of each lens. Similar to the workings of a pinhole camera , each perforation allows only a very narrow beam of light to enter the eye which reduces the size of the circle of confusion on the ...

4. List of Petticoat Junction episodes - Wikipedia

   en.wikipedia.org/wiki/List_of_Petticoat_Junction...

   Billie Jo announces that her secretarial school is giving her a chance for a secretarial job at a Hollywood studio. Along with the job there is also the possibility of a screen test. Kate is able to get an extra $100 from Mr. Gurney. Then Betty Jo announces that she has received a Phys-Ed scholarship at a school in New Hampshire.

5. Where to buy solar eclipse glasses and how to know if they're ...

   www.aol.com/lifestyle/solar-eclipse-glasses-2024...

   Lunt Solar Systems Eclipse Glasses ISO and CE Certified (10 pack) $17 $25 Save $8. Lunt is one of the American Astrological Society's recommended brands for safe and effective solar eclipse ...

6. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

7. List of nearest stars - Wikipedia

   en.wikipedia.org/wiki/List_of_nearest_stars

   The position marks are entered inward from the distance marks according to their declination, and connected by lines (doted when negative) of their top-down viewed arcs of declination. This list covers all known stars, white dwarfs, brown dwarfs, and sub-brown dwarfs within 20 light-years (6.13 parsecs) of the Sun. So far, 131 such objects have ...