Svbony MK105 Maksutov-Cassegrain 1.25 inch diagonal Compatibility: Male T-threads on the

Compatibility: Male T-threads on the focuser collar allow for secure attachment of guide cameras equipped with female T-threads

Open-air transmission distance up to 180 meters

Fully multi-coated lenses for bright

The Askar 80PHQ 80mm f/7

Svbony MK105 Maksutov-Cassegrain 1.25 inch diagonal Compatibility: Male T-threads on theSVBONY MK105 Maksutov Cassegrain OTA (105mm f 13) The SVBONY MK105 is a compact 105mm Maksutov Cassegrain optical tube designed for high contrast lunar and planetary viewing in a highly portable form. With a long 1365mm focal length and f 13 focal ratio, its well suited to detailed observing, double stars, and bright deep sky targets where magnification and contrast matter most. Why the MK105 optical design works so well Maksutov Cassegrain meniscus