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Long-exposure astrophotography requires accurate tracking
Diagonal size: 2″
allowing connections to external devices for playing pre-recorded information or music
Versatile Design for Precise Adjustments
ZWO Duo-Band Dual-Bandpass Narrowband Imaging Filter - 1.25" Colour Planetary Camera Long-exposure astrophotography requires accurate trackingThe 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,
