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> Glass prism optical laser double concave lens #20 solar
Glass prism optical laser double concave lens #20 solar
I have a large assortment of lenses’ some double convex & double concave with many different focal lengths; please e-mail me with your questions. I also have prisms in many different sizes, plus concave & convex mirrors of different diameter and focal lengths
Very high quality optical glass, great for optical experiments
This double concave lens is made of high quality glass with outstanding optical qualities. Size: 50 mm diameter, Focal Length: 150 mm. Lens comes in a labeled coated envelope
, optical experiments, Laser work, great for use as a fire starter in survival kit. I have several different sizes please e-mail me with your question.
Great for use in home schooling
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