With 1.85x and 3x designed: An excellent accessory helps to reduce eyestrain; eyepiece diopter scales for sharp focus; effectively doubles magnification of eyepieces used; If failing to reach focus; try using binoviewer with an optical path corrector
With two 32mm Plossl Eyepicecs which give widest viewing field along with extra sharpness and long eye relief; unit has room for inserting two 1.25 inch eyepieces; eyepieces are held in place by compression ring; keep them securely in place
Multi coated BAK4 prisms: improve contrast on deep sky or solar system objects; work with Schmidt Cassegrain telescopes and refracting telescopes; reduce light loss and reflection; each unit is quality control inspected for collimation and performance
Astromania flexible dew shield are constructed of black ABS plastic and are all felt lined for maximum absorption of moisture and baffling of stray light; particularly strong attachment to telescope by non-slip foam rubber at contact area to tube
Height of the dew shield: 345mm; total length: 835mm; suitable for telescope tubes with 229 - 249 mm diameter; prevents telescope optics fogging up; keeps the optics completely dew free and lets to observe for hours with the optimal view