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Bahtinov Focus Mask for Telescopes, Lightweight and Scratch Resistant, Fits 60-90mm Objective Lenses, Works with Dobsonians, Mak Cas, - Yechiry, Yechiryft6ws39y1n
Yechiry Yechiryft6ws39y1n
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[Versatile Size Range] Supports 60-90mm objective lenses with precision (1-2mm error). [Wide Compatibility] 3-Post mount stays centered and fits various telescope sizes. [Works with All Telescope Types] Suitable for dobsonians, mak cas, , and more. measure your tube size for the fit. [Secure & Scratch-resistant] Three metal posts with silicone covers grip telescope securely without slipping. [ Focus Every Time] Eliminates guesswork and adapts to conditions for optimal clarity.
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