Entries tagged #optics on Unique.https://unique.rzen.dev/en-ushttps://unique.rzen.dev/reviews/retired-landmark-binocular-viewer/https://unique.rzen.dev/reviews/retired-landmark-binocular-viewer/Tower Optical is retiring four coin-era binocular viewers from posts like Niagara Falls and Crazy Horse Memorial into private hands, $9,499 to $12,499, each with the handwritten shop card that logged every posting.Tue, 01 Sep 2026 00:00:00 GMThistorycollectibleamericanaobservation-deckopticsrestorationcast-iron