M30 * 1 мм мужской к M28.6 * 0.6 мм внутренней резьбы преобразования T кольцо адаптер для 1,25 дюйма телескоп фильтр конвертер

• This Filter adapter ring is only for 1.25 inch's eyepiece, can make your M28.6*0.6mm thread's filter use on M30*1mm thread's Eyepiece.Solve some of the eyepiece lens inside thread is M30*1mm threads can not be connected to M28.6*0.6mm thread filter, you can connect through this adapter ring.
• Internal Thread: M28.6*0.6mm(for 1.25 Inch Filter)
• Depth of Internal Threads:2mm±0.5mm
• External Thread: M30*1mm
• Material: Metal-Aluminum

Product Description:This Filter adapter ring is only for 1.25 inch's eyepiece, can make your M28.6*0.6mm thread's filter use on M30*1mm thread's Eyepiece.Solve some of the eyepiece lens inside thread is M30*1mm threads can not be connected to M28.6*0.6mm thread filter, you can connect through this adapter ring.Internal Thread: M28.6*0.6mm(for 1.25 Inch Filter)Depth of Internal Threads:2mm±0.5mmExternal Thread: M30*1mmDepth of External Threads: 2mm±0.5mmOuter Diameter: 1.25 Inches (about 31.7mm)Material: Metal-AluminumPackage Include:1 x Filter Adapter Ring