Lcd for topcon

Good day again to all,

Are lcd can be repaired? I have a second thought of buying used instrument. I plan to buy a used topcon instrument model cs-20r but lcd is not clear. Can it be repaired? 

Thank you all. 

FreeCOGO Quadrant from COPAN

Hi fellows, 

Where can I fond the freeCOGO Quadrant from COPAN? 

I can not run anymore the program after reformat of my Notebook. 

Thank you

Solar Observation Program in spreadsheet and program for grid to geographic vice versa

Good day fellows, 

I am trying to have a program (maybe in excell/text format) for determining azimuth by solar observation with the details are listed such as set of horizontal readings, altitude, time, mean observations,corrections,hourly variations

Adjustment of vertical and horizontal cross hairs

Good day fellows, 

Can you please share your video clip on how to adjust each vertical and horizontal cross hairs  of our instruments to each precise positions? 

Thank you.

survey programs for this old model casio fx-750 and casio fx-603p thank you pal.

 Hi Group, Can I have copy of survey programs for this old model casio fx-750 and casio fx-603p thank you pal.

Liscad

Go to Computation then Edit- Elevation- option click Elev Diff. encode -.330. Dont forget block for multiple elevation average change.

Solar observation Azimuth and Convergence Angle

Hi fellows,

We have some queries to answer some technical issues regarding solar observation to compute/obtain azimuth of an observed station and how convergence angle applied to the computation of grid azimuth.

1. What is the azimuth reference compute