For example, Amazon is offering 14% off on this Sony E-mount Sigma 14mm f/1.4 lens. While none of the lenses we've selected are exclusively for astrophotography, they're all specialist ...

[Dan K] had just such a lens from Sigma, but wanted to get it working fully with a camera using the Canon EF lens fitting. Hacking ensued. The lens in question was a Sigma 15-30mm f/3.5-4.5 EX DG ...

Canon has opened the door for third-party lenses to be developed for its RF mount. I take a look at Sigma’s latest RF-S ...

LensRentals' rundown of its most rented gear sees an unexpected revival of Canon's top EF lenses and cameras, even while EF-mount rentals experience an overall fall.

Sigma's latest firmware update ensures its Contemporary prime lenses can keep pace with the lightning-fast performance of the ...

SIGMA has thus developed and proposes this new full-frame mirrorless lens series as the optimal solution to this challenge. SIGMA will develop interchangeable lenses with unprecedented ...

The Sigma SD1 is sold body-only, or bundled with one of three Sigma lenses: the 17-50mm f/2.8 EX DC OS zoom, 30mm f/1.4mm EX DG HSM prime, or 85mm EX DG HSM prime. The test results below are ...

Sigma has just announced the pricing and release dates for four new prime lenses for Canon’s EOS R mirrorless cameras. The 16mm, 23mm, 30mm, and 56 mm F1.4 DC DN Contemporary lenses were announced ...