Lensrentals has loaned me a Fuji GF 30mm f/5.6 tilt/shift lens.  I tested field curvature a subject distance of about 8 feet, using the Roger Cicala quick and dirty method (Photoshop>Filter>Stylize>Find Edges). Looks like moustache curvature. Creating a composite of the two images, with the lens axis about 65% of the way from the left… [Read More]

Lensrentals has loaned me a Fuji GF 30mm f/5.6 tilt/shift lens. I measured distortion at about 10 or 12 foot subject distance with the lens on a GFX 100 II with shift and tilt zeroed out. This image was developed in Lightroom with lens profile corrections off. I added the red line at the top… [Read More]

Lensrentals has loaned me a Fuji GF 30mm f/5.6 tilt/shift lens. In the previous post, I looked at tilt-related focus error as a function of the amount of unwanted tilt at various apertures. In this post, I’ll test my (borrowed) copy of the 30/5.6 GF T/S lens for tilt-related focus error. I can do this… [Read More]

Lensrentals has loaned me a Fujifilm 30 mm f/5.6 tilt/shift (T/S) lens to test. I mounted it on a GFX 100 II and aimed it at a Zeiss Siemens star about 20 feet away. I mounted the camera on an Edelkrone tripod, using an Arca Swiss C1 cube.  I made 4 exposures at each setting,… [Read More]