Bahtinov Mask Focusing Mask for Telescopes (For Outer Diameter from 250mm-290mm)

The MEOPTEX Bahtinov Mask Focusing Mask for Telescopes is a product that promises to provide precise focusing aid for astrophotography. However, the customer reviews tell a different story. Many customers have commented on the flimsiness of the mask. Although it is mentioned that the mask should not be bent, some customers have found it to be too fragile for their liking. One customer even stated that the mask arrived cracked, suggesting a lack of durability. Some customers have also reported issues with the included hardware. Multiple reviews mention that the holding bolts were either stripped or the wrong size, causing them to be unusable. This forced customers to replace the bolts themselves, resulting in additional inconvenience and expense. However, there are a few positive points to note. Several customers mentioned that the mask appeared to be well Constructed and provided sharp contrast for a precise focus. The brass bolts with a plastic coating were also appreciated for their ability to protect the telescope's finish. In conclusion, while the MEOPTEX Bahtinov Mask Focusing Mask for Telescopes may have some potential benefits, such as providing a sharp focus and protecting the telescope finish, there are significant concerns regarding its overall durability and the quality of the included hardware.