150mm Parabolic Primary Mirror Focal 750mm DIY Newton Reflecting Telescope

Description: Parabolic Mirror Newtonian reflection astronomical telescope Dai.150 F750 Specification 150mm caliber, Focal length: 750mm, The thickness of the main mirror about 18mm, Weighs about 800 grams Surface accuracy：1/6λ-1/8λ. Note: Purely hand-ground. There will inevitably be mirror flaws. Common problems include slight scratches on the coating, which are guaranteed not to affect normal observation. If you are concerned, please do not purchase. The coating can be used for 8-10 years under moisture-proof storage. The parabolic surface accuracy is better than 1/6-1/8 wavelength. There is a central triangle mark on the front and an autograph on the back. There is no quality problem, no return or exchange after sale. Delivery details --------------------------------------------------------------------- 1. We Ship to Worldwide. Please contact with us if didn't find your country. 2. Items will be shipped within 1-10 business days on payment received. 3. Delivery time depends on destination and other factors, it may takes up to 20 business days. Policy: --------------------------------------------------------------------- 1. We are not responsible for any custom duty or import tax. 2. We will leave positive feedback after receiving the payment. Please contact us if you are not satisfied with the item after receive it. 3. All messages will be answered within 1 business day. If you do not receive our reply, please kindly re-sent your message and we will reply to you as soon as possible. 4. Serious Buyer Only! Please place bid only if you agree with all the terms. 5. If you have any problems or concerns whatever with your order or products, please message us and give us a chance to assist you before you leave any feedback. We believe we can produce a positive outcome to any situation and will work hard to earn your praise.

Price: 127.29 USD

Location: 南阳

End Time: 2024-07-29T10:01:24.000Z

Shipping Cost: 14 USD