No. 5050 MEHAN

Alidades are used for topographical surveys, to complete topographical maps and for supplementing photogrammetric surveys.

High resolving, astronomical telescope, magnification 30x, aperture 40 mm, with reticule and stadia lines 1:100, telescope level (30“/2 mm), glass vertical circle (Ø 78 mm), direct reading 10c/10’, estimation 1c/1’, parallel ruler (parallel displacement range 50 mm), with 4 selectable scales (1:1000, 2000, 5000, 25000).

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Similar to No. 5050 but with transposable double parallelogram instead of the parallel ruler No. 5051   Accessories: Pricker for point marking No. 5006.112 Trough compass on ruler MELIK graduation +/- 12°, length of the needle 80 mm, length of the ruler 365 mm. Trough compass on ruler No. 066 MELIK