2-inch Astronomical telescope UHC filter is used for telescopic eyepieces

Description: DescriptionUHC filter belongs to the broadband filter in the astronomical filter series, which has an obvious effect on eliminating the harmful light in the city. In particular, artificial light, i.e. street light, background light, landscape light, sky light and glow (gl0 wlight) means high contrast filter, which improves the contrast between nebula and sky and reproduces rich Nebula details.As the filter belongs to interference filter, different angles and different colors are displayed, it is coated with nano-scale film by using a feeding machine to ensure uniform coating with characteristics of high temperature resistance, corrosion resistance and not easy to fall off.International Standard British thread is adopted, which is suitable for all kinds of astronomical telescopes adopting British thread standard. Align the filter thread with the rear thread of the eyepiece, rotate the filter and put it into the eyepiece, and you can use it.Feature:Red Optical Filter: 1. Used to observe Mercury and Venus. 2. Observe Jupiter's sideband more clearly when using a large-aperture astronomical telescope. 3. Used to observe the surface of Saturn. You can see a lot of details.Green Optical Filter: 1. Used to observe polar projections, frost spots, and fog clusters on the surface of Mars. 2. Can be used as an attachment to observe the rings of Saturn and Jupiter. 3. Can be used as a universal film for observing the moon.Yellow Optical Filter: 1. For a clearer view of the polar ice caps on Mars. 2. You can increase the contrast when looking at the desert land on the surface of the planet. Make the details more visible. 3. When observing Jupiter, darken the blue lines of Jupiter's equator and make the features of red and orange more vivid.Orange Filter It helps increase contrast between light and dark areas, penetrates clouds, and assists in detecting dust storms on Mars. It also helps bring out the Great Red Spot and sharpen contrast on JupiterBlue Optical Filter: Used to observe the fine structure of star clusters. It makes the image clearer.Purple Optical Filter: 1. It can penetrate the vapor layer. It can also penetrate the ionosphere. The polluted sky can also be observed deeper and farther. 2. The effect of stray light can be reduced when observing star clusters. Used to find new stars.Specification:Lens Material: Optical glassFrame Material: Aluminum alloySize: 2 inchColor: 6 colors optional (red, green, yellow, orange, blue, purple)Package description:1 Color: Moon & Skyglow Filter&Plastic case*11 Kit: /Moon & Skyglow Filter&Plastic case*6 Payment Terms Payment must be received within 7 business days of auction closing.All our items will be shipped to buyer's payment address. So please check your shipping address before you make the payment. Shipping Terms Normally, we will arrange the shipment within 2 business days of receipt of payments.A tracking number will be emailed to the buyer at the time of shipment. Feedback If you are satisfied with our product and service, please leave 5 star positive feedback.However, if you are unhappy with the item or our service,please contact us before you leave the negative feedback. About US We are Skyoptikst Optical Technology CO., LTD.More information,please click our web site.If you have any questions please contact us.

Price: 12.98 USD

Location: Guangdong

End Time: 2024-07-28T03:03:15.000Z

Shipping Cost: 0 USD