60%

61.5mm Doublet Objective Lens Focal Length 220mm DIY Astronomical Telescope

Share On:

Original price was: $20.05.Current price is: $12.03.

Category:
Meta:
gtin13 : Does not apply
Type : Refractor
Brand : Unbranded
UPC : Does not apply

Diameter 61.5mm The focal length is 220mm, Doublet Objective Lenses, Broadband Coating, Suitable for DIY making binoculars, finder mirrors, small astronomical telescopes. Combined image quality: 1/4-1/8 Diameter tolerance: +0/-0.12 mm Center thickness tolerance: ±0.2mm Focal length tolerance: ±0.1% Finish: 60/40 Eccentricity: 1′ Return or Exchange If you are not satisfied when you receive your item, please return it within 14 days for a replacement or money back. Please contact me before you return it. If item is defective in 3 months, We will send you a replacement without extra charger, or offer refund after we receive the defective item. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item. But you have to pay the extra shipping fee. Policies We are not responsible for any custom duty or import tax. We will leave POSITIVE FEEDBACK after receiving the payment.Please contact us if you are not satisfied with the item after receive it. 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. Serious Buyer Only! Please place bid only if you agree with all the terms. 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. Shipping We Ship to Worldwide. Please contact with us if didn’t find your country. Items will be shipped within 1-10 business days on payment received. Delivery time depends on destination and other factors, it may takes up to 20 business days.

Related products