Starfield Optics 200mm Bahtinov Mask: Precision Focusing for 8" SCT/RC Telescopes

Enhanced Telescope Focusing: Specially designed for accurate focusing of small telescopes, essential for astrophotography.
Bahtinov Pattern Design: Incorporates the unique diffraction spike pattern invented by Pavel Bahtinov for unparalleled focusing accuracy.
Simple Usage: Just place it in front of the telescope's main optic, take a photo, and adjust until the diffraction spikes align.
Perfect for 8" SCT/RC Telescopes: Optimized for use with 8" Schmidt-Cassegrain (SCT) or Ritchey-Chrétien (RC) telescopes.
Size Compatibility: Fits dew shields with an outside diameter of 212-252mm, making it versatile for various telescope models.
Quality and Reliability: Ensures a high standard of precision, contributing to the capture of clear astronomical images.
Ease of Focusing: Recognized for its simplicity and effectiveness, making it a favored tool among astrophotography enthusiasts.

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