Daystar Filters Quantum Hydrogen Alpha 0.6Å… PE

Daystar Filters Quantum Hydrogen Alpha 0.6Å… PE Professional Solar Filter: A 0.6Å PE Quantum Solar Filter specifically for the Hydrogen Alpha line, enhancing solar observations. Broad Telescope Compatibility: Suitable for use with refractors, SCTs, and Maksutovs, offering versatility across various telescope models. Complete Package: Includes front and rear plates, power supply, instructions, and a hard case for a comprehensive and secure setup. Optimal Performance Requirements: To achieve the best performance at F/27-F/35 focal ratio, an ERF or UV/IR cut filter, plus a Powermate barlow or stop-down mask are needed (sold separately). Ease of Use Design: The Quantum housing is simple to operate with a plug-in system and an on-band indicator light for convenience. Accurate Wavelength Adjustment: Equipped with a live LCD readout for precise wavelength output (accurate to 0.1Å) and red/blue wing shift buttons for detailed Doppler studies. Versatile Powering Options: Operates on 12VDC, suitable for both field and battery use. Comes with a 100-240 power supply and international adapter wall plates. Advanced Computer Control Feature: Includes a serial port for computer control, enabling on-screen display of the filter readout. Quantum PE Grade Series: Designed for professional research, demanding high precision homogeneity and consistent on-band transmittance. Rigorous Quality Control: These filters undergo additional quality control steps, fabrication, and testing to ensure top-level performance. Ideal for Advanced Solar Astronomy: Meets the critical DayStar quality control criteria, suitable for both visual and some photographic applications in professional and academic settings.