the last word

LensRentals has loaned me a Hasselblad XCD 135mm f/2.8 lens for testing. I tested the XCD 135/2.8’s out of focus (OOF) point spread functions (PSFs) by focusing the lens to minimum focus distance (MFD) and aiming it at a LED mini flashlight about 25 feet away. With mechanical shutter at three high shutter speeds:    … [Read More]

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]

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]

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]