Sky Mentor 7-21 mm Zoom 1.25" Eyepiece - 721-ZOOM Dew Controller Please use an abundance of

Please use an abundance of caution when observing the Sun as incorrect usage and practices can result in serious and even permanent eye damage

Made in Japan

Optical Design Newtonian Reflector Aperture (mm) 130mm (5

Live Mosaic Field of View:  maximum is 4

Each Fluorite lens is expertly shaped into a spherical surface and rigorous inspection follows to ensure quality before the next step

Sky Mentor 7-21 mm Zoom 1.25" Eyepiece - 721-ZOOM Dew Controller Please use an abundance of7 21mm zoom eyepiece; allows you to change magnification power without swapping out eyepieces; suitable for viewing the lunar surface; planets; nebulae; star clusters; 5 elements 3 groups lens structure; 5 elements 3 groups made of high index glass deliver sharp; high contrast vistas; get bright and true image colors; 52 36 field of view; SV135 zoom eyepiece allows you to see different wide field of view under the same viewing conditions; 13mm 14mm