8 aperture throughout to make it practical and easy to use
and to enable practical development times to be used when processing at higher temperatures
410 QR plate supplied with both 1/4" and 3/8" male screws
Suitable for macro work with Canon digital SLRs
The professional focusing features of the new 200-400mm f/4 lens further enhance functionality
Pentax DA 50mm f1.8 smc Category_On Camera Flash Heads 8 aperture throughout to makeDesigned for exclusive use with PENTAX K mount interchangeable lens digital cameras, this unifocal, medium telephoto lens features a large maximum aperture and a round diaphragm to produce a natural, beautiful bokeh (out of focus) effect, making it ideal for portrait, still life, or low light photography. Its front surface is treated with the PENTAX original SP (Super Protect) coating, which repels dust, water, grease, and other substances that may