Shangxing(尚兴) 114 150 203Mm Spherical Concave Reflective Mirror Schlieren Experiment Diy Reflector Optical Lens 500-1600Mm Focal Length(203F750)

Shangxing(尚兴) 34Mm Telescope Cemented Doublet Objective Lens Achromatic Diy Optical Lenses Focal 118 512Mm(34F512g)

Shangxing(尚兴) 63Mm Cemented Doublet Achromatic Biconvex Lens Focal Length 210Mm Double Convex Focusing Wavelength 400~700Nm

Shangxing(尚兴) 114 150 203Mm Spherical Concave Reflective Mirror Schlieren Experiment Diy Reflector Optical Lens 500-1600Mm Focal Length(160F1300)

Shangxing(尚兴) Black S8207 M56*0.75, M52*0.75 Internal Thread To M54*0.75 Internal Thread Adapter