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test temperature +20℃） Optic Window Type AR+AR High Quality Multi-Layer Anti-Reflection Coating Telescope Interface M42/0
providing reliable power in various scenarios
Installation and setup
nebulae and clusters become brighter
The Vixen Porta II mount is not just a tool for astronomical observation
ZWO Duo-Band Dual-Bandpass Narrowband Imaging Filter - 2" colour astronomy camera test temperature +20℃） Optic WindowThe ZWO Duo Band Filter is a dual narrowband imaging filter designed for one shot colour (OSC) astronomy cameras. By isolating the important H alpha (656. 3nm) and OIII (500nm) emission lines, it enhances contrast in nebulae while reducing the effects of moonlight and urban light pollution. Ideal for deep sky astrophotography, the Duo Band filter allows colour camera users to capture narrowband style images without the need for a monochrome camera,
US$ 114.38
US$ 366.85
