Adjustable Astronomical Telescope Solar Filter PET-coated Film for Sun Observing For Sale
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Adjustable Astronomical Telescope Solar Filter PET-coated Film for Sun Observing:
$19.69
USA SELLER & FAST DELIVEROur product:
The entire metal process does not require a drop of glue, is formaldehyde free, environmentally friendly, and does not require pasting.
The metal pressure ring thread is directly screwed on. No glue is neededSelling point:
All metal, no need for a drop of glue throughout, formaldehyde free, environmentally friendly, no need to stick, the film can be replaced if damaged. Over time, it will not peel off or peel off. No black adhesive pressure ring.
Other companies in the market use adhesive and plastic pressure rings to stick on,
Plastic will open over time and lose its stickiness over time, causing delamination.
Package Include:
1 x Composite Solar Filter
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.
Solar Film Series
Cover Inner Diameter
70mm
47mm
90mm
67mm
110mm
87mm
130mm
107mm
150mm
127mm
170mm
147mm
190mm
167mm
210mm187mm217mm
Cover Outer Diameter
76mm
73mm
96mm
93mm
116mm
113mm
136mm
133mm
156mm
153mm
176mm
173mm
196mm
193mm
216mm213mm243mm
Border Material
Aluminum Metal
Adjustment range
44~70mm
47~73mm
64~90mm
67~93mm
84~110mm87~113mm104~130mm107~133mm
124~150mm
127~153mm
144~170mm
147~173mm
164~190mm
167~193mm
184~210mm187~213mm217~243mm
Through Aperture
60mm
65mm
72mm
85mm
92mm
105mm
112mm
125mm
132mm
145mm
152mm
165mm
172mm
185mm
192mm205mm230mm
Film Material
PET+Aluminum Foil Coating
On Mar 29, 2024 at 05:35:17 PDT, seller added the following information:
