LensRentals has loaned me a Hasselblad XCD 55mm f/2.5 V lens for testing. The Hasselblad XCD 55V is a 55mm f/2.5 lens for the X1D and X2D (X-mount) cameras. It is one of the V-series X-mount lenses. The line currently consists of 25mm, 38mm, 55mm, and 90mm lenses. All have f/2.5 as their widest aperture. All… [Read More]
Archives for June 2024
Hasselblad XCD 55V on X2D: OOF PSFs revisited
LensRentals has loaned me a Hasselblad XCD 55mm f/2.5 V lens for testing. A few posts ago, I showed out of focus (OOF) point spread functions (PSFs) for the Hasselblad XCD 55V at 1/2000 second mechanical shutter speed and with electronic shutter (ES). A reader gently chided me for not combining all the images at… [Read More]
Hasselblad XCD 55V on X2D: LoCA
LensRentals has loaned me a Hasselblad XCD 55mm f/2.5 V lens for testing. I haven’t noticed much longitudinal chromatic aberration (LoCA) when testing this lens. Still, I thought it worthwhile to try a quick and dirty LoCA test: branches against the sky. All shots made with the lens wide open and ISO 64. The scene:… [Read More]
Hasselblad XCD 55V on X2D: focus shift
LensRentals has loaned me a Hasselblad XCD 55mm f/2.5 V lens for testing. There have been reports of extreme amounts of focus shift in V-series lenses. Focus shift is usually caused by undercorrected or overcorrected spherical aberration. I haven’t seen that myself, so I took a look today. I have a test I used to… [Read More]
Hasselblad XCD 55V on X2D: distortion
LensRentals has loaned me a Hasselblad XCD 55mm f/2.5 V lens for testing. Last night I tested for distortion, on an image developed in Lightroom with lens compensation enabled. The blue line I added in Photoshop so that nonlinearity would be more apparent. THis loks very good. Here’s an image with the y dimension expanded… [Read More]