Description
The Goecke Universal prism HP17, offset 0/-30 mm is a survey prism made by Goecke (part number 46-HP17).
Its absolute prism constant is 0.0 mm, which is +34.4 mm on the Leica scale.
Specifications
| Model: | 46-HP17 |
| Manufacturer: | Goecke |
| MPN: | 46-HP17 |
| Status: | Current |
| Height Offset: | 100.0 mm |
| Absolute constant: | +0.00 mm |
| Leica constant: | +34.40 mm |
| Constant source: | Manufacturer documentation |
| Prism diameter: | 62.5 mm |
| Mount: | 5/8" Thread |
| Coating: | Back uncoated |
| Housing: | Plastic holder; target 200x160 mm |
| Last verified: | 21/10/2026 |
Sources
Goecke Universal prism HP17, offset 0/-30 mm FAQ
Below is a list of frequently asked questions about Goecke Universal prism HP17, offset 0/-30 mm.
What is the prism constant for the Goecke Universal prism HP17, offset 0/-30 mm?
The absolute prism constant for the Goecke Universal prism HP17, offset 0/-30 mm is 0.0mm. The Leica constant is 34.4mm.
Can I use the Goecke Universal prism HP17, offset 0/-30 mm with a Leica instrument?
Yes, just set the prism constant to 34.4mm.
What is the height offset of the Goecke Universal prism HP17, offset 0/-30 mm?
The height offset is 100.0mm.
