DIY astronomical telescope objective glass lens Blue film Dia. 19mm Focal 24.7mm

Optical Glass Doublet Double Convex Glass Lens

Material: Optical Glass

Lens Diameter: 19mm

Focal Length: 24.7mm

Coated with Blue AR Coating

It can be used on DIY Astronomic Telescope Objective, DIY guidscope

Return or Exchange

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  3. 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.
  4. If item is defective after 3 months, you can still send it back to us.
  5. We will send you a new one after receiving the defective item. But you have to pay the extra shipping fee.


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  3. Delivery time depends on destination and other factors, it may takes up to 20 business days.