Description
The Sokkia AP01 reflecting prism (AP series), used alone without AP01S spacer is a survey prism made by Sokkia (part number 210160001).
Its absolute prism constant is -40.0 mm, which is -5.6 mm on the Leica scale.
Specifications
| Model: | AP01 |
| Manufacturer: | Sokkia |
| MPN: | 210160001 |
| Absolute constant: | -40.00 mm |
| Leica constant: | -5.60 mm |
| Constant source: | Manufacturer documentation |
| Prism diameter: | 60 mm |
| Mount: | Threaded stud |
| Coating: | Silver reflective coating on back surfaces |
| Last verified: | 21/10/2026 |
Sources
Sokkia AP01 reflecting prism (AP series), used alone without AP01S spacer FAQ
Below is a list of frequently asked questions about Sokkia AP01 reflecting prism (AP series), used alone without AP01S spacer.
What is the prism constant for the Sokkia AP01 reflecting prism (AP series), used alone without AP01S spacer?
The absolute prism constant for the Sokkia AP01 reflecting prism (AP series), used alone without AP01S spacer is -40.0mm. The Leica constant is -5.6mm.
Can I use the Sokkia AP01 reflecting prism (AP series), used alone without AP01S spacer with a Leica instrument?
Yes, just set the prism constant to -5.6mm.
