- EN ISO 12312-2:2015Solar filter standard
- 3 minMax. continuous viewing
- Naked eyeViewing method
- USACountry of manufacture
Delta solar viewing glasses allow you to safely view the sun with the naked eye during partial eclipses and partial phases of total eclipses. A special filter reduces intense light and harmful radiation reaching the eyes. This lightweight and easy-to-use product for astronomy enthusiasts, families, and schools meets the transmission requirements of the EN ISO 12312-2:2015 standard.
EN ISO 12312-2:2015
Solar filter standard
3 min
Max. continuous viewing
Naked eye
Viewing method
USA
Country of manufacture
Key features
- Direct viewing of the Sun with the naked eye during partial eclipses and partial phases of total eclipses.
- Filter reducing intense light and harmful radiation.
- Compliance with the transmission requirements of the EN ISO 12312-2:2015 standard (filters for direct viewing of the Sun).
- Lightweight and comfortable design.
- Made in the USA.
Safety instructions
Before each use, check the condition of the glasses. If they are damaged, torn, punctured, or if the filter has partially detached from the frame, do not use them and discard them immediately. Put on the glasses before looking at the Sun or its reflection, and do not remove them during the entire viewing period. A single continuous viewing session may last no longer than 3 minutes; with breaks, the glasses can be used for several hours. Do not use them with cameras, telescopes, binoculars, or other optical instruments. Do not walk, drive vehicles, or operate machinery while viewing. Do not use the glasses for eye diseases or after eye surgery. The product is not a toy – children may use it only under adult supervision.
Technical specifications
| Manufacturer | Delta Optical |
|---|---|
| Type | glasses for direct viewing of the Sun |
| Standard | EN ISO 12312-2:2015 (transmission requirements) |
| Maximum continuous viewing time | 3 min |
| Use with optical instruments | not permitted |
| Country of manufacture | USA |
| EAN | 5901691699205 |
Frequently asked questions
Can I wear these glasses and look through binoculars or a telescope?
No. The manufacturer prohibits using the glasses with telescopes, binoculars, cameras, and other optical devices. They are intended solely for viewing with the naked eye.
How long can you look at the Sun in the glasses?
A single continuous viewing session may last no longer than 3 minutes. With breaks, the glasses can be used for several hours.
Can children use them?
Yes, but only under adult supervision. The product is not a toy.