
Description
The Seco Single Prism Tilting Assembly, Flo Orange is a survey prism made by Seco (part number 6440-00-FOR).
Its absolute prism constant is -30.0 mm, which is +4.4 mm on the Leica scale.
Specifications
| Model: | 6440-00 |
| Manufacturer: | Seco |
| MPN: | 6440-00-FOR |
| Status: | Current |
| Height Offset: | 115.0 mm |
| Absolute constant: | -30.00 mm |
| Leica constant: | +4.40 mm |
| Constant source: | Manufacturer documentation |
| Prism diameter: | 62 mm |
| Weight: | 680 g |
| Coating: | copper |
| Housing: | aluminium holder with electrostatic powder paint |
| Last verified: | 21/10/2026 |
Sources
Seco Single Prism Tilting Assembly, Flo Orange FAQ
Below is a list of frequently asked questions about Seco Single Prism Tilting Assembly, Flo Orange.
What is the prism constant for the Seco Single Prism Tilting Assembly, Flo Orange?
The absolute prism constant for the Seco Single Prism Tilting Assembly, Flo Orange is -30.0mm. The Leica constant is 4.4mm.
Can I use the Seco Single Prism Tilting Assembly, Flo Orange with a Leica instrument?
Yes, just set the prism constant to 4.4mm.
What is the height offset of the Seco Single Prism Tilting Assembly, Flo Orange?
The height offset is 115.0mm.



