eduferro.blogg.se - How to see the eclipse on my hand

#HOW TO SEE THE ECLIPSE ON MY HAND HOW TO#
#HOW TO SEE THE ECLIPSE ON MY HAND ISO#
#HOW TO SEE THE ECLIPSE ON MY HAND PROFESSIONAL#

Four of the sources listed below - Alpine Astronomical, Astro-Physics, Baader Planeterium, and Kendrick Astro Instruments - sell aperture filters made from Baader AstroSolar Safety Film. Solar filters for optics are meant to go over the aperture, i.e., the front opening, and should be used only by experienced observers. Solar Filters for Telescopes, Binoculars & Camera Lenses

#HOW TO SEE THE ECLIPSE ON MY HAND HOW TO#

Buy from one of sources listed here instead.īe sure to read our safety tips before using "eclipse glasses" or handheld viewers, and see " How to Tell If Your Eclipse Glasses or Handheld Solar Viewers Are Safe" for additional important information. What you absolutely should not do is search for eclipse glasses on the internet and buy whatever pops up in the ads or search results.

#HOW TO SEE THE ECLIPSE ON MY HAND ISO#

As long as you can trace your filters to a reputable vendor or other reliable source, and as long as they have the ISO logo and a statement attesting to their ISO 12312-2 compliance, you should have nothing to worry about. If you bought or were given eclipse viewers at a science museum or planetarium, or at an astronomy trade show, again you're almost certainly in possession of ISO-compliant filters.

#HOW TO SEE THE ECLIPSE ON MY HAND PROFESSIONAL#

Ditto for professional astronomical organizations (including college and university physics and astronomy departments) and amateur-astronomy clubs. Other sources: What if you received eclipse glasses or a handheld solar viewer from a relative, friend, neighbor, or acquaintance? If that person is an amateur or professional astronomer - and astronomers have been handing out eclipse viewers like Halloween candy lately - they're almost certainly ISO-compliant, because astronomers get their solar filters from sources they know and trust (in other words, from the ones listed on this page). Technically, they aren't compliant with ISO 12312-2, but because they are safe, and because several trustworthy vendors are selling eclipse glasses made by Jaxy, we include them here. Their solar viewers could be described as "too safe" - they block a bit more visible light than the ISO 12312-2 standard allows, rendering a safe but rather dim view of the Sun. Note 2: Jaxy doesn't sell direct to customers they manufacture for other companies. Baader's AstroSolar Silver/Gold Film, on the other hand, does meet the ISO 12312-2 safety standard for filters for eyes-only direct viewing of the Sun. by Alpine Astronomical and Astro-Physics (see below), are not certified to meet the ISO 12312-2 international safety standard and are not designed to work as eclipse shades or handheld solar filters. Note 1: Baader Planetarium's AstroSolar Safety Film and AstroSolar Photo Film, sold in the U.S.

Thousand Oaks Optical (Silver-Black Polymer & SolarLite).

Solar Eclipse International / Cangnan County Qiwei Craft Co.*.

Meade Instruments (EclipseView Glasses & Viewers).

Lunt Solar Systems (SUNsafe SUNglasses).

Explore Scientific (Solar Eclipse Sun Catcher Glasses).

Celestron (EclipSmart Glasses & Viewers).

Baader Planetarium (AstroSolar Silver/Gold Film)*.

American Paperwear (Solar Eclipse Glasses).

American Paper Optics (Eclipser) / /.

They are listed in alphabetical order those with an asterisk (*) are based outside the United States. The following telescope and solar-filter companies manufacture and/or sell eclipse glasses (sometimes called eclipse shades) and/or handheld solar viewers that have been verified by an accredited testing laboratory to meet the ISO 12312-2 international safety standard for such products. For more information see our Eye Safety pages. If a supplier isn't listed here, that doesn't mean its products are unsafe - only that we have no knowledge of them or that we haven't confirmed that their products meet the transmission requirements of the ISO 12312-2 international safety standard. To do otherwise is to take unnecessary risks. Your eyes are precious! You don't need astronomers to tell you that, but you do need astronomers to tell you where to get safe solar filters: from the companies listed on this page. Here you'll find lists of reputable manufacturers of solar filters and viewers these include companies with which members of the AAS Solar Eclipse Task Force have had prior (and positive!) experience as well as companies whose products have been certified safe by authorities we recognize and whose certification we have confirmed to be genuine.