White (Clear). Optical glass, hydrolytic class 3. Rectangular ground edges. Thickness 4
mm, size in mm: 75 x 56. Concavities of 16 mm dia, depth 1.75 mm. Pack of 1.
| Code:- | Description | ||
| 19481509 | One Concavity | ||
| 19481510 | Two Concavities | ||
| 19481511 | Three Concavities | ||
| 19481512 | Four Concavity | ||
| 19481513 | Six Concavity | ||
| 19481514 | Ten Concavity | ||
| 19481515 | Twelve Concavity |