Front lens of WALOP-S. 

Wollaston prism - the main polarizing element of WALOP.

Dispersion correction prisms.

Individual Wollaston prisms.

Dispersion corrector after assembly.

Half-wave plates.

Components of cameras before anodization.

Lens mounts after anodization.

Optical bench tests of the collimator and cameras.

Polarizer assembly.

WALOP-S mechanical components.

WALOP-S calibration box assembly.

Instrument assembly.

WALOP-S assembled in the laboratory.

WALOP-S filter box.

Alignment of the last camera lens.

Mechaincal components testing.