Custom made Bahtinov Masks for any Telescope or DSLR Lens with or without a Dew Shield installed (Included with Telescope or Aftermarket). Just need to send us the Inside or Outside measurement’s in inches or mm of the Dew Shield / Telescope / Camara Lens to get a Custom Mask made. Every Mask is custom made one at a time.
Contact us with your measurements to order. Free Shipping.