This filter is installed outside the hood at the front of the telescope, so please make sure the outer size of your hood, not the clear aperture or model of the telescope. Usually, The clear aperture of the telescope echoes the model name (like as 60AZ means the clear aperture is 60mm), but smaller than the size of the outer hood.
Please carefully read the parameters of the product. ! ! !
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Product Description:
This solar film is actually a solar filter, but it is different from a traditional solar filter(Bard film). its real name is "PET-coated aluminium foil film"
The main difference from the traditional Bard film is that the sun looks red via, and is Via traditional Bard film looks like the grey sun.
At the same time, the solar film is not easy to be damaged, and it is suitable for long-term use in natural environments, especially when taking pictures, without fear of wind and rain.
#90571 Composite Solar Filter
New Upgrade, Double-sided Bright Silver Coating
Cover Inner Diameter: 70mm
Outer Cover Diameter: 76mm
Border Material: Aluminum Metal
Film Material: PET+Aluminum Foil Coating
Can Be Fixed Diameter:44~70mm
Through Aperture: 60mm
Tips:
This filter is installed outside the hood at the front of the telescope, so please make sure the outer side of your hood, is not the clear aperture or model of the telescope. Usually, The clear aperture of the telescope echoes the model name (like 60AZ means the clear aperture is 60mm), but smaller than the size of the outer hood.
Please carefully read the parameters of the product. ! ! !
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 Composite Solar Filter
Filters with folds but not damage will not affect the use, if you mind, please do not buy
Please measure your telescope hood outer diameter before buy
Determining meet "Can Be Fixed Diameter",Can use.
CAUTION:
Don't use cracked solar filter
Don't use bad quality solar filter
Don't look directly at the sun
Never look at the Sun, either directly or through a telescope, without a professionally made protective solar filter installed that completely covers the front of the instrument, or permanent eye damage could result.
This is not a layer of Bard film, it can be recycled use, as long as there is no light leakage. In addition, because it is double-sided coating, small bubbles may appear on the surface, as long as there is no light leakage, it will not affect the use. if light leakage is found, please stop using it immediately and throw away.
