SVBONY SV225T tripod is crafted from aluminum alloy, ensuring stability and durability; compatible with various equipment, making it a reliable choice for professionals.Sturdily constructed from high-quality aluminum alloy; offers steadfast support for a wide array of equipment.Operation is simple, with quick setup requiring no complex tools, ensuring smooth placement of equipment. SV135 fully multi-coated zoom plossl eyepiece zooms to any focal length between 7 mm and 21 mm - pick the better magnification for your subject. As a beginner; SV135 zoom eyepiece is good for starter astronomer!The SV135 is stiff enough not to accidentally change focus and smooth enough to rotate without having to hold the eyepiece base with your other hand. 7-21mm which will give you a wide range of magnification options. SVBONY SV188P Dielectric Mirror Star Diagonal.1.25in nosepiece fits telescopes with 1.25in focusers. Accepts standard 1.25” eyepieces, filters, Barlow lenses and other accessories with a 1.25in insert barrel.For more comfortable overhead viewing through refractor and Cassegrain type telescopes.