Pentax 300mm F/4 SMC Manual Focus K-Mount Lens Camera Bags The bulb setting allows the

The bulb setting allows the shutter to stay open for as long as necessary for long exposures

Graded paper

Yields full emulsion speed and good shadow detail with normal contrast

It features a bright

Kodak D-76 Film Developer provides full emulsion speed and excellent shadow detail with normal contrast and produces fine grain with a variety of continuous-tone black-and-white films

Pentax 300mm F/4 SMC Manual Focus K-Mount Lens Camera Bags The bulb setting allows theThis type of lens has great magnification compared to a normal lens. This range starts at approximately 300mm. This would magnify the image by 6 times compared to a 50mm normal lens on a 35mm full frame or digital full frame sensor. If it is used with a smaller sensor, the focal length is magnified by a factor of typically 1. 5 times, that would make it equivalent to 450mm on 35mm full frame. These lenses have a much longer minimum focus area and can