D131F1200 Double Separate Single-Layer Blue Film Lenses 131mm Objective, 1200mm Focal Length 1pcs
SAR 2,443
D114F450 Parabolic Reflector Lens for DIY Astronomical Telescopes 1pcs(Primary Mirror)
SAR 1,934
D203F800 Parabolic Newton Reflector Primary Mirror with 60mm Secondary Mirror 1pcs(70mm Secondary Mirror)
SAR 580
D131F1200 Double Separated Multi-Layer Green Film Objective 131mm Caliber, 1200mm Focal Length, DIY Accessories
SAR 3,070
Short-Axis Secondary Mirror for DIY Reflecting Telescope - 20/25/35/40/70mm Options(35mm)
SAR 374
D150F1200 Reflective Astronomical Telescope Accessories - 150mm Primary Mirror & 35mm Secondary Mirror 1pcs(35 Short-axis Secondary Mirror)
SAR 398
D305F1200 Parabolic Newton Reflector Primary Mirror Objective - 305mm Aperture with 80mm Secondary Mirror(80mm Secondary Mirror)
SAR 3,581
D40 Achromatic Objective Lens for Refractive Astronomical Telescope - 40mm Diameter, 205mm Focal Length,1pcs(44F301.5 Green Film Turned Black)
SAR 603
50 Grams Tin Metal Pellets - 99.99% Pure Beads for Laboratory Experiments and Hobby Collection
SAR 428
Pure Tin Metal Plate - 4"x4" Stannum Sheet (>= 99.99%) for Lab and Craft Projects(1.5mm x 100mm x 100mm)
SAR 350
99.99% Tin Metal Anode Plate for Hull Cell Electroplating - 3mm x 60mm x 70mm
SAR 575