SOKNKSTF 50mm diameter biconcave lens focal length -100mm-150mm-200mm zoom lens physical experiment DIY(-100mm)
LITAO-XIE, Double Concave Glass Lens 100mm Diameter Optical Glass Large Optics Focal Length -300mm Biconcave Lens 1pc
Diameter 50mm 80mm 112mm 120mm 130mm 150mm Glass Fresnel Thread Lens High Borosilicate Stage Light Spotlight Lenses(D50 F40)
Diameter 50mm 80mm 112mm 120mm 130mm 150mm Glass Fresnel Thread Lens High Borosilicate Stage Light Spotlight Lenses(D150 F120)
SOKNKSTF 3MP 2.8mm lens 1/2.7 inch M12 HFOV lens with IR filter 650nm
SOKNKSTF HD Fisheye Lens 1.21mm 220 degrees 16 megapixels 1/2.3 inch M12 mount 650nm filter
