Thousand Oaks Optical

Manufacturer of SAFE Solar Filters for Over 35 Years!

Visitors observe the annular solar eclipse from Grand Canyon National Park on May 20, 2012

Used by NASA aboard the Space Shuttle. Other professional users include: ABC, BBC, CBS, NBC, CNN, NOVA, The Discovery Channel, National Geographic, and most major universities and observatories throughout the world.

We use the latest technology for manufacturing and developing new products. Tens of thousands of our solar filters and millions of our eclipse viewers are in use worldwide. All filters are made in the U.S.


Please see our Ordering Information page for up to date product availability and payment options.

NOTICE: Due to the high volume of orders for the August 21st eclipse, SolarLite Mounted Filters, Threaded Camera filters and H-Alpha Systems are temporarily unavailable. Based on current production and the back log of orders, we do not expect to have them available before the eclipse. Our solar filter sheets are a good alternative and still available.  We are very sorry for the inconvenience.

Glasses, Cards, Filter Sheets and Bulk Rolls are available and have a current lead time of 1-2 weeks before shipment.

Note: Orders placed prior to July 9th have a 3-4-week lead time from order date and should all be delivered by August 15th.   Orders placed after July 9th may not be delivered in time and can be changed to Solar Filter Sheet(s). Please email your request and include order number.