Seems like no refund for magnifiers. This is from the refund site.
Note: Refund Requests will be considered for HWS, HHS, and MPO products only. Individual Magnifiers, MRDS, and Aftermarket Accessories are not eligible for a refund.
All refund claims are subject to EOTech final review and approval. Refund processing may take up to 8-12 weeks. Status updates are available through our Refund Center by phone at (888)952-9092 or by email at refundsupport@eotechrefunds.com.