Field Testing Full Aperture Trial Lens Set (50 Lenses)

The Field Testing Full Aperture Trial Lens Set (50 Lenses) is a small set of 50 lenses, contained in an attractive wooden case.

The Field Testing Full Aperture Trial Lens Set (50 Lenses) consists of;

• Spheres - convex and concave  20.00, 16.00, 10.00, 8.00, 6.00, 5.00, 4.00, 3.00, 2.00, 1.50, 1.00, 0.50, 0.25
• Cylinders - convex and concave, 6.00, 5.00, 4.00, 3.00, 2.50, 2.0, 1.50, 1.00, 0.50

The lenses in the Field Testing Full Aperture Trial Lens Set (50 Lenses) all come as 38 mm lenses with metal rims.