Feature(may vary by option.)
●Astronomical Telescope DIY Accessories High Definition Double Adhesive Refractor ED Object Mirror 44F190
●Low Dispersion Double Bonded ED Objective Lens:
●Diameter: 1.7 inches (44 mm)
●Focal Length: 7.5 inches (190 mm)
[1pcs]
Description
Low Dispersion Double Bonded ED Objective Lens:
Diameter: 1.7 inches (44 mm)
Focal Length: 7.5 inches (190 mm)