Telescope Solar Filter 60-90mm Adjustable Sun Film for Astronomical Solar Exploration
SPECIFICATIONS
Brand Name: STARRYSEA
High-concerned chemical: none
Origin: Mainland China
Type: Binoculars
Telescope Solar Filter 60-90mm Adjustable Sun Film for Astronomical Solar Exploration
Description:
Frame Materials: Plastic
Film Materials: PET+ Aluminum foil coating
60--90mm Solar Film suit for telescope objective lens outer diameter within 60-90mm (about 2.4-3.5 inches).
Features:
1. This solar film is actually a new type solar filter, it is different from a traditional solar filter(Baader film), you can understand it as "PET-coated aluminum foil film"
The main difference from the traditional Baader film is that the sun looks red via this filter, while via traditional Bard film looks like gray sun.
2. This solar film reduces light and harmful radiation without reducing the contrast of the subject, and using this solar film as a sun filter can achieve better image quality.
3. This solar film is not easy to break, suitable for long-term use in the natural environment, especially when photography, not afraid of wind and rain.
4.This solar film is suitable for 60-90mm telescopes to view the sun safely, such as celestron 80EQ 70AZ 70EQ 70400 90EQ 90AZ 60AZ , etc.
5. When the film is dirty, it can also be cleaned with a clean rag or washed with water.
NOTE:
Do not use it if the product is damaged to prevent eye damage.
Directly point the Sun film to the sun, check to see if there is light leakage, and it is strictly prohibited to use it.
After the inspection is completed, put the Sun film cover on the light inlet, check the fixation, and it is in good condition! Metering at the eyepiece, no abnormal bright light can be operated!
Warning:
Astronomical telescopes must be equipped with solar filters to observe the sun. Otherwise it will damage the eyes and the instrument.
If the product film is damaged, do not use it to prevent eye damage.
Package Include:
1 x 60-90mm Solar Filter