iOptron OTA 6" F/9 Ritchey-Chrétien (6111)

iOptron OTA 6" F/9 Ritchey-Chrétien (6111)The iOptron Photron Ritchey Chrtien design telescopes feature low thermal expansion quartz primary and secondary mirrors with ninety nine percent reflective dielectric coatings. The RC optical design delivers coma, spherical and chromatic aberration free results, perfect for color or monochrome imaging. A fixed position primary mirror eliminates image shift that occurs from focusing with other telescope designs. The iOptron RC6 comes with a 2" dual

indoor use only) Power-down memory Yes Wi-Fi Built-in Communication port Yes (Wi-Fi and USB) Autoguide port Yes (ST-4 compatible) Firmware upgrade Yes PC computer control Yes (ASCOM) Counterweight shaft Φ20X200mm with a 120mm extension (M16

delivering tack-sharp stars with charcoal-black

It’s important to realize that a larger blocking filter is recommended for imaging due to the need for in-focus of the camera

The ZWO new Nikon-T2-II adapter is independently developed by ZWO

Celestron is unveiled a focuser design that mitigates lateral movement of the primary mirror when focusing

by changing fundamental structure of "Exmor" adopted column-parallel A/D converter to back-illuminated type

PowerTank Lithium Pro features the right ports and connections to accommodate a variety of devices

You"ll enjoy viewing lakes

NexStar SE 4" (mount and OTA)

Makes locating the sun and centering it in your eyepiece a cinch

8″ and 6

This is the same finder that is built into 6000-SF line of solar filters