SV503 102mm telescope; with its 102mm large aperture; 714mm focal length; f/7 ratio; Great for backyard deep sky photography and planetary observation
Doublet air spaced achromatic S-FPL51 ED glass provides you less chromatic aberration image; making images more realistic and colorful
The objective lens of the SV503 102mm refractor telescope features FMC (Fully Multi-Coated) technology; which maximizes light transmission and minimizes reflections; resulting in brighter images with richer details; It also effectively suppresses stray light within the optical tube; significantly enhancing image contrast
7pcs filters set include most popular color planetary and moon telescope eyepiece filters;moon filter;CPL filter;5 color filters with 23A bright red;21 orange;12 yellow;56 bright green;82A bright blue
CPL filter is mainly used for elimination of polarized;and enhances the contrast of the moon and planets in photographic images