We mounted a Juplen 135mm f/2.8 Preset M42 Screw Mount on a Nikon Z7 and tested its bokeh quality.

We mounted an Infrared Industries Inc 3-inch (76mm) f/1.6 16mm Projector Lens on a modern mirrorless digital camera and tested its bokeh and sharpness quality.

We tested and reviewed a 1920s Vintage Bell & Howell 2-inch Projector Lens Made in England by Taylor-Hobson, and shared the results

Vintage Rapid Rectilinear Bausch & Lomb 6.5-inch f/8 from a 3-A Eastman Kodak Camera Tested on a Nikon Z7

When a vintage Bell & Howell 3inch f/2 Incre-Lite 16mm Projection Lens is mounted on a modern mirrorless camera, it creates sharp images, great swirly and bubbly bokeh, and beautiful vignetting.

We mounted an EL-Nikkor 180mm f/5.6 Nikon Enlarger Lens on a mirrorless camera and tested it for bokeh quality and sharpness in color and B&W photography.

We mounted a vintage Bell & Howell 16mm 2inch f/1.6 Projection Lens on a mirrorless camera and tested it for bubble and swirly bokeh and published the results.

We tested a vintage Bell & Howell 16mm 2inch f/1.2 Projector Lens on a modern mirrorless camera and reviewed its bubble and swirly bokeh, as well as its shallow depth of field.

We mounted a rare vintage Kinoptik Paris Grand Angle Special F=12.5mm 1/2.5 on a mirrorless camera and tested it for bubble and swirly bokeh, flare, black-and-white photos, and videography.