American Packing & Gasket American Educational Concave Parabolic Large Demonstration Mirror, 40.5cm Diameter, 68cm Focal Lengt

Large-diameter, concave parabolic mirror for demonstrating optical principles and effects for students
Concave and parabolic to generate both real and virtual images from real objects
Parabolic shape focuses parallel rays to a single point
Focal length is 68cm
Mirror is 40.5cm (16*) in diameter

Technical Details

Size (LWH): 18.4 inches, 18 inches, 3.4 inches
Product Details
Product Dimensions: 18.4 x 18 x 3.4 inches
Shipping Weight: 3.55 pounds (View shipping rates and policies)
ASIN : B0065822TI