Astronomical Telescope Adjustable Solar Filter PET-coated Film for Sun Observing For Sale
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Astronomical Telescope Adjustable Solar Filter PET-coated Film for Sun Observing:
$21.33
Feature:
New generation, double-sided bright silver coating
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.
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.
Specification:
80 solar film:
M6 screw, applicable range: minimum 47-maximum 73mm, observable diameter 65mm, aluminum alloy frame, removable rotating inner ring, solar film can be replaced at any time, 106g
100 solar film:
M6 screw, applicable range: minimum 67-maximum 93mm, observable diameter 85mm, aluminum alloy frame, removable rotating inner ring, solar film can be replaced at any time, 128.4g
120 solar film:
M6 screw, applicable range: minimum 87-maximum 113mm, observable diameter 105mm, aluminum alloy frame, removable rotating inner ring, solar film can be replaced at any time, 153.6g
140 solar film:
M6 screw, applicable range: minimum 107-maximum 133mm, observable diameter 125mm, aluminum alloy frame, removable rotating inner ring, solar film can be replaced at any time, 180.4g
160 solar film:
M6 screw, applicable range: minimum 127-maximum 153mm, observable diameter 145mm, aluminum alloy frame, removable rotating inner ring, solar film can be replaced at any time, 206g
180 solar film:
M6 screw, applicable range: minimum 147-maximum 173mm, observable diameter 165mm, aluminum alloy frame, removable rotating inner ring, solar film can be replaced at any time, 227.5g
200 solar film:
M6 screw, applicable range: minimum 167-maximum 193mm, observable diameter 185mm, aluminum alloy frame, removable rotating inner ring, solar film can be replaced at any time, 262.9g
220 solar film:
M6 screws, applicable range: minimum 187-maximum 213mm, observable diameter 205mm, aluminum alloy frame, removable rotating inner ring, solar film can be replaced at any time, 287.7g
250 solar film:
M6 screws, applicable range: minimum 217-maximum 243mm, observable diameter 225mm, aluminum alloy frame, removable rotating inner ring, solar film can be replaced at any time, 375g
Tips:
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.
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
Contact us:
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