Astronomical Telescope Adjustable Solar Filter PET-coated Film for Sun Observing

Description: PET-coated Adjustable Solar Filter Film for Astronomical Telescope Sun Observing Feature: New generation, double-sided bright silver coatingThis 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: 44-70mm:Cover Inner Diameter: 70mmOuter Cover Diameter: 76mmBorder Material: Aluminum MetalFilm Material: PET+Aluminum Foil CoatingCan Be Fixed Diameter: 44-70mmThrough Aperture: 60mm 64-90mmCover Inner Diameter: 90mmOuter Cover Diameter: 96mmBorder Material: Aluminum MetalFilm Material: PET+Aluminum Foil CoatingCan Be Fixed Diameter: 64-90mmThrough Aperture: 72mm 84-110mmCover Inner Diameter: 110mmOuter Cover Diameter: 116mmBorder Material: Aluminum MetalFilm Material: PET+Aluminum Foil CoatingCan Be Fixed Diameter: 84-110mmThrough Aperture: 92mm 104-130mmCover Inner Diameter: 130mmOuter Cover Diameter: 136mmBorder Material: Aluminum MetalFilm Material: PET+Aluminum Foil CoatingCan Be Fixed Diameter: 104-130mmThrough Aperture: 112mm 124-150mmCover Inner Diameter: 150mmOuter Cover Diameter: 156mmBorder Material: Aluminum MetalFilm Material: PET+Aluminum Foil CoatingCan Be Fixed Diameter: 124-150mmThrough Aperture: 132mm 144-170mmCover Inner Diameter: 170mmOuter Cover Diameter: 176mmBorder Material: Aluminum MetalFilm Material: PET+Aluminum Foil CoatingCan Be Fixed Diameter: 144-170mmThrough Aperture: 152mm 164-190mmCover Inner Diameter: 190mmOuter Cover Diameter: 196mmBorder Material: Aluminum MetalFilm Material: PET+Aluminum Foil CoatingCan Be Fixed Diameter: 164-190mmThrough Aperture: 172mm 184-210mmCover Inner Diameter: 210mmOuter Cover Diameter: 216mmBorder Material: Aluminum MetalFilm Material: PET+Aluminum Foil CoatingCan Be Fixed Diameter: 184-210mmThrough Aperture: 192mm 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 Solar Film Series IMAGE Model number 5P9851A 5P9851B 5P9851C 5P9851D 5P9851E 5P9851F 5P9851G 5P9851H Cover Inner Diameter 70mm 90mm 110mm 130mm 150mm 170mm 190mm 210mm Cover Outer Diameter 76mm 96mm 116mm 136mm 156mm 176mm 196mm 216mm Border Material Aluminum Metal Adjustment range 44~70 mm 64~90 mm 84~110mm 104~130mm 124~150mm 144~170mm 164~190mm 184~210mm Through Aperture 60mm 72mm 92mm 112mm 132mm 152mm 172mm 192mm Film Material PET+Aluminum Foil Coating

Price: 17.99 USD

Location: Zhengzhou

End Time: 2024-04-08T08:02:31.000Z

Shipping Cost: 0 USD