SVBONY SV121 Red Laser Collimator Adjustable 1.25 inch Collimation Eyepiece with 2 inches Adapter for Newtonian Dobsonian Marca Telescope

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🎯 Align Like a Pro, See Like a Star

The SV121 Red Laser Collimator is a high-end, adjustable 1.25-inch collimation eyepiece designed for Newtonian Dobsonian telescopes. Featuring a precision dot-shaped laser spot, self-calibration via a standard hex wrench, and a durable full metal CNC-machined body, it ensures quick, accurate alignment. Its advanced 3-piece glued spherical glass lens minimizes halo effects, while its resistance to extreme temperatures down to -30°C guarantees reliable use in any environment.