Front lens of WALOP-S. 

Wollaston prism assembly.

Dispersion correction prisms.

Individual Wollaston prisms.

Dispersion corrector after assembly.

Wollaston prism assembly inside its holder.

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.