Master Precision with the Askar Backfocus Adjuster Enhanced Backfocus Control: Specifically designed for astronomical photography, the Askar Backfocus Adjuster ensures critical precision in adjusting backfocus, with a range of 16mm-20mm and fine-tuning capabilities of ±2mm. This is crucial for dealing with changes due to filter refraction or sensitive focusing requirements. Adaptable Connection Options: Available in two versions to suit varying needs: M54 with a female front and male rear thread, and M48 with the same threading but different sizing, ensuring compatibility with a variety of cameras and telescopes. Superior Construction Quality: Precision CNC machining delivers an adjuster with 0.05mm precision increments, complete with a scaled surface for easy reference and position marking, ensuring each adjustment is both precise and reproducible. User-Friendly Design: Features like dual fixing screw holes make this adjuster versatile and simple to integrate with various imaging setups. The adjuster's intuitive rotation mechanism allows for quick adaptations to meet specific backfocus requirements. Durable and Reliable: Built to last, the Askar Backfocus Adjuster is designed with robust materials and a thickness of 18mm, ensuring stability and long-term reliability in demanding observational environments. Choose Your Fit: With options for either M54 or M48 thread sizes, astronomers can select the adjuster that best fits their existing equipment, simplifying the setup process and enhancing overall usability. This tool is an essential addition for any astronomer's kit, offering precise control over backfocus adjustments and helping to achieve clear, sharp images by accurately aligning the optical system with the camera sensor. Specifications
