Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D18mm F64mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D18mm F150mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D35mm F130mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D31.4mm F50mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D42mm F40-165mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D26mm F55mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D28.5mm F85mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D14.5mm F20mm Customizable

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Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D15.5mm F20mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D50mm F113mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D43.5mm F130mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D51.3mm F55mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D37.9mm F75mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D25.5mm F30mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D22.7mm F50mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D26.2mm F55mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D43mm F260mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D22mm F65mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D47mm F80mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D16mm F10mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D22.7mm F50mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D34.2mm F45mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D28mm F60mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D17.9mm F40mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D34.6mm F155mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D55.5mm F120mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D10.5mm F20mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D33mm F45/50mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D36mm F120mm Customizable

Plano convex lenses galss Optical lens DIY Telescope Microscope eyepiece spotlight D32mm F40/50/70mm Customizable