52° Series 4.5mm Waterproof Eyepiece Aperture_40mm - 90mm simply unscrew the original illuminator

simply unscrew the original illuminator and replace with the Illuminator II

and the included red dot finder scope makes locating celestial targets fast and intuitive

For extended use

The adapter plate itself is also attached to the U-mount with the help of two large clamping screws

Model: EXOSGTAC

52° Series 4.5mm Waterproof Eyepiece Aperture_40mm - 90mm simply unscrew the original illuminatorHigh power eyepieces (e. g. 3mm to 10mm) are used not only for obvious observations of planets and double stars, but can be employed for bright, compact deep sky objects. Not only will the scale of an object like a planetary nebula or globular cluster be impressive as it fills the eyepiece FOV, but the background sky will be very dark as the contrast effect increases with added magnification, provided that the atmospheric seeing conditions are