Special Offers

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  • Mounting Rings 90mm
    High quality solid aluminum material with anodized black mounting rings makes your telescope looks outstanding. These 90 mm, felt-lined mounting rings are made out of solid aluminum, anodized, and will fit most 90 mm OD tubes, and all William Optics 80 and 90mm telescopes (Megrez 80 & 90 all..
    US$128US$158
  • New Style 50mm Finder Bracket
    Price reduced~ Buy Now ! This excellent new quick-release 50mm finderscope bracket is easy to use, very convenient and great value. Its a perfect addition to your telescope: no need to waste time mounting the bracket and finderscope every night! Suitable for 50mm and larger Erecting Finder Sco..
    US$58US$112
  • PAIR of 66 degree- 20mm eyepieces
    In stock! Free Shipping !   Incredible deal - perfect for binoviewer and mid-range power usage ! The ultimate 1.25" eyepieces. The perfect compromise between quality, cost, eye-relief and edge sharpness. All with a wide (66 degree F.O.V.) . Ideal for mid. power rich-field bino-vie..
    US$94US$157
  • SPL 12.5mm (1.25") Eyepiece
    William Optics is proud to introduced the SPL (Super Planetary Long eye-relief) eyepieces. This new Planetary Eyepiece series is designed for users with needs of a high-power, sharp and contrast views for planetary observations. The long eye relief is a bonus for people with eyeglasses and for peopl..
    US$108US$137
  • SPL 3mm (1.25") Eyepiece
    William Optics is proud to introduce the SPL (Super Planetary Long eye-relief) eyepieces. This new Planetary Eyepiece series is designed for users with needs of a high-power, sharp and contrast views for planetary observations. The long eye relief is a bonus for people with eyeglasses and for people..
    US$108US$137
  • SPL 6mm (1.25") Eyepiece
    William Optics is proud to introduce the SPL (Super Planetary Long eye-relief) eyepieces. This new Planetary Eyepiece series is designed for users with needs of a high-power, sharp and contrast views for planetary observations. The long eye relief is a bonus for people with eyeglasses and for people..
    US$108US$137