Castroviejo Caliper
Caliper, 20 mm, straight, 0.5 mm graduation
Active filters
Caliper, 20 mm, straight, 0.5 mm graduation
Caliper, 20 mm, curved
Caliper, 20 mm straight
Caliper, 15 mm
Lens Spoon, fig. 2
Lens Spoon, fig. 1
Giessen ruler
Lens Spoon
Caliper, 80 mm
Keratometer