ANTLIA IR-PASS 850 FILTER 1.25" Drawer this filter is needed to

this filter is needed to cut off unwanted wavelengths in colour cameras which are sensitive to these radiations

Protects the sensor from dust and humidity

outer diameter 60mm (used for M-Uno and M-Zero mounts)

The Vixen bar 350mm belongs to the PLUS system (Prima Luce Universal System) that includes a large variety of telescope rings

SkyWatcher Guidescope Mount Features:

ANTLIA IR-PASS 850 FILTER 1.25" Drawer this filter is needed toThe Antlia IR pass 850 filter 1. 25" is designed to boost the contrast in planetary imaging as the infrared radiation is less affected by the atmospheric turbulence (seeing). All planets will appear sharper with the highest possible contrast. Mercury will reveal its faint details only with an IR pass filter. This filter is particularly useful for daytime observations as it darkens the background of the daylight. Venus can show details on its clouds,