Fresnel Lens, Diameter 150mm (5.9''), Focal Length 70mm, Acrylic Lens (not Glass), for Physics Classroom Education, Solar Heating, Magnifiying. (Focal Length 70mm) electronics3 Fit for pontoon boat

Fit for pontoon boat

long service life and durability

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1500A @ 42V

so there is no need to calibrate (calibrates with 500 gram weight

Fresnel Lens, Diameter 150mm (5.9''), Focal Length 70mm, Acrylic Lens (not Glass), for Physics Classroom Education, Solar Heating, Magnifiying. (Focal Length 70mm) electronics3 Fit for pontoon boatFresnel Lens, Diameter 150mm (5. 9''), Focal Length 70mm, Acrylic Lens (not Glass), for Physics Classroom Education, Solar Heating, Magnifiying. (Focal Length 70mm) Size: 150mm Thickness: 2mm Material: PMMA (acrylic) Transmission (%): 92 (from 400 1100nm) Index of Refraction nd : 1. 491 Operating Temperature (C): 80 (Maximum) Product Features 1 Pack Fresnel Lens 150mm Focal length 70mm Thickness: 2mm, Material: PMMA (Acrylic) High Light Transmittance,