| Quantity | Price(USD) | Ship Date |
|---|---|---|
| 1-10 | $17.00 | TBD |
| 10- | $17.00 | TBD |
NOTE : Ship Dates above are subject to change depending upon availability.

20mm Equilateral Dispersion Prism. Featuring a 20mm side length, this K9 (N-BK7 equivalent) prism offers a perfect balance between compactness and clear aperture.
It is an ideal choice for educational optics kits, compact monochromators, and general-purpose beam dispersion tasks where space is a consideration.
| A=B=C(mm) | Surface Accuracy | Angle Offset |
|---|---|---|
| 20 | λ/4 | 60s |
| Quantity | Price(USD) | Ship Date |
|---|---|---|
| 1-10 | $17.00 | TBD |
| 10- | $17.00 | TBD |