135mm f/2.0 Rokinon/Samyang Lens (Canon Mount)

[AmpedInventor]

Hi,
Title pretty much sums it up.

Also open to any other similarly-branded lens with that pin-sharpness required for astro.

Cheers everyone.

[JA]

There is a Sigma 135mm f/1.8 in the classifieds that definitely fits the bill.

Best
JA