Schneider APO wide-angle for technical cameras and large format with colour correction.
The Schneider Apo-Sironar 45mm f/4.5 is a wide-angle lens with apochromatic correction for medium format technical cameras or 4x5 field cameras requiring shorter coverage. The APO designation ensures colour-free imagery essential for critical colour work in commercial and architectural photography.
Optical quality is excellent with the APO correction eliminating colour fringing across the image circle. The 45mm focal length provides ultra-wide coverage suited to medium format digital backs on technical cameras where it delivers the architectural perspective correction that professional interior and exterior photography demands.
Build quality is Schneider professional standard with a precision Copal shutter and the quality German optical engineering that defines their large format and technical camera lens range. The lens is compact for its optical specification.
On the used market, the Apo-Sironar 45mm offers wide-angle APO quality for technical camera and large format applications at competitive pricing. For architectural photographers using technical cameras with digital backs, the APO correction provides colour accuracy that critical commercial work demands.