You can safely enjoy the rare thrill of watching a solar eclipse with these Solar Eclipse Safety Glasses (10-pack) from American Paper Optics. Featuring an optical density of five or greater, compliant with ISO 12312-2, and CE certified, the colorful, folding paper glasses are made in the USA with 2-mil, scratch-resistant black/silver polymer lenses that filter out 100% of harmful ultra-violet and infrared rays and 99.999% of intense visible light. These independently tested glasses are safe for viewing all phases of a solar eclipse.

ISO 12312-2 Certified for Solar Viewing    For Safe Viewing of Solar Eclipse    Blocks 100% of Harmful UV & IR Light    Blocks 99.999% of Intense Visible Light    Made in the USA

• ISO 12312-2 Certified for solar viewing
• Recommended by AAS, the American Astronomical Society

Related Questions and Answers

Q: 1. Do these glasses last longer than the paper ones? I have a pair of paper ones that have some sort of expiration date.

A: Any solar glasses made after 2015 that are not scratched, torn, or coming apart, are safe to use. The frame of the American Paper Optics Eclipser HD Solar Glasses will last longer than paper glasses, but the viewing lens doesn't deteriorate on either type of glasses.

Q: 2. I wear glasses full time. Can I use this over my regular glasses???

A: American Paper Optics Eclipser HD Solar Glasses are curved out, therefor is easy to stalked them on top of prescription glasses. However depending on the size of your glasses this product may not be a good fit.

Q: 3. What is the interpupillary range? Thank you!

A: Sorry La Scala only list these specifications: LaScala Optics LSI03 Specs Magnification 3x Objective Lens Diameter 25 mm Angle of View 11.2° Minimum Focus Distance 6' / 1.8 m Focus Type Center Battery None Dimensions 4.5 x 2.3 x 2.1" / 11.4 x 5.8 x 5.3 cm Weight 7 oz / 198.5 g Package Weight 0.505 lb Box Dimensions (LxWxH) 5.6 x 3.2 x 2.05"

Q: 4. Will these fit over prescription eyeglasses?

A: American Paper Optics Eclipser HD Solar Glasses are curved out, therefor is easy to stack them on top of prescription glasses. However depending on the size of your glasses this product may not be a good fit.

Q: 5. I can't find any specs. Does anyone know if the phone filters actually protect the phone camera?

A: The only information B&H has is from the manufacture website: https://www.eclipseglasses.com/products/solar-snap-the-eclipse-app

Q: 6. Does the solar panel recharge the pack?

A: Yes, the ToughTested 10,000mAh Dual Solar Switchback Power Pack with LED Light Panel's solar panels can be used to charge the internal power bank.

Q: 7. Celestron says “ Never use this filter if your camera has an optical viewfinder.” Does that mean to not use it on a Nikon D500?

A: Because the Nikon D500 viewfinder is looking through the lens that is filtered, it is safe to use the Celestron EclipSmart Universal Solar Filter for Optics 75mm to 100mm with your camera.

Q: 8. Repeating Jim's question, which was not answered - what standards do THESE glasses conform to?

A: This is the information off of the manufacture website: "Our plastic Eclipser® HD glasses are independently tested and are ISO and CE certified for the safest direct solar viewing. Not only do they look red-carpet ready, but our plastic Eclipser® HD glasses are manufactured exclusively with scratch resistant polymer (black/silver) material and have an optical density of 5 or greater. These Eclipser® HD Glasses filter out 100% of harmful ultra-violet rays, 100% of harmful infrared, and 99.999% of intense visible light. Our premium filters create the sharpest solar images with an amazing and natural orange color. "

Q: 9. Can these be worn safely over prescription eyeglasses?

A: Yes, the DayStar Filters Solar Eclipse Glasses (Map Print, Special 50th Anniversary Edition, 5-Pack) can be worn safely over prescription eyewear.

Q: 10. Can one eyepiece be focused to better match eye differences?

A: Agree with the previous answers.