| Quantity | Price(USD) | Ship Date |
|---|---|---|
| 1-10 | $54.00 | TBD |
| 10- | $54.00 | TBD |
NOTE : Ship Dates above are subject to change depending upon availability.

High-Precision 20mm Retroreflector. Featuring a 20mm aperture, this prism provides robust signal return for mid-range alignment tasks.
Its alignment-insensitive design ensures stable performance in vibrating industrial environments.
| H(mm) | Surface Flatness | Beam Deviation | Material |
|---|---|---|---|
| 15.6 | λ/4@ 632.8nm | < 5 arc sec | K9 (N-BK7) |
| Quantity | Price(USD) | Ship Date |
|---|---|---|
| 1-10 | $54.00 | TBD |
| 10- | $54.00 | TBD |