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the integrated field flattener corrects the natural curvature present in refractors
and 6nm filters as fast as f/2
Using a 360° field rotator (not included) helps achieve your preferred framing while supporting filter wheels
Thus it increases contrast between your target and the night sky
Best For: Deep-sky astrophotography
Retevis RT73 Retevis the integrated field flattener correctsThe Retevis RT73 Dual Band DMR Mobile Transceiver is a compact yet highly capable mobile radio designed for amateur radio operators, vehicle installations, and professional communications. Supporting both DMR digital and analogue modes, the RT73 combines dual band VHF UHF coverage, built in GPS, dual time slot operation, and up to 4,000 programmable channels in an ultra compact mobile form factor. Its small chassis makes it ideal for dashboard
US$ 65.10
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