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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: 38mm diameter, Focal Length: 500mm. 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 Be sure to add me to your favorites list! (please look at our rules and privacy policy) |
brandibyrd@modularparts.com (Brandi Byrd) for more information. This email will be sent to Brandi Byrd' actual email address.
