Achieve perfect focus every time with our high-quality, custom 3D printed Bahtinov mask, expertly designed exclusively for Samyang/Rokinon 135mm f/2 lenses.
Key Features:
Perfect Fit: Our Bahtinov mask is specifically designed to flawlessly fit Samyang/Rokinon 135mm f/2 lenses, ensuring optimal performance and ease of use.
Accurate Sizing: The inner diameter of approximately 93mm provides an accurate fit, allowing for precise focusing and eliminating any guesswork.
The Bahtinov mask comprises three strategically positioned grids, creating three angled diffraction spikes at the focal plane. These spikes align with each bright image element, ensuring precise focusing. Adjusting the lens focus causes the central spike to move across the star from one side to the other, enabling you to achieve pinpoint accuracy. To learn more about the Bahtinov mask and its benefits, we recommend consulting the comprehensive guide by AstroBackyard: https://astrobackyard.com/bahtinov-mask/
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