1. All Centennial/Smart Modular SRAM and linear flash cards are discontinued. We may have some specific parts still in stock.
You can click here to find compatible cards using Intel series I, II, II+, Strataflash and AMD C and D series chipsets, or click here for compatible SRAM cards.

2. PSI supplies PC card readers/writers for the SRAM cards and linear flash cards. For more info about these readers, please click here. We supply drivers (to our customers only) for Windows 3.1, 95, 98, Me & 2000. For Windows XP, you may use the Windows native driver but your cards must have the 2KB attribute. If you prefer to use a USB external reader with proprietary driver for these cards, please click here.

Monocrom -

The series, primarily manufactured by Leica , represents a unique niche in digital photography where the camera sensor lacks a color filter array. This design choice results in vastly superior light sensitivity, sharpness, and dynamic range compared to standard color sensors converted to black and white. Key Performance Benefits

: By removing the color filter, more light reaches the sensor, allowing for usable images at extreme ISO levels. For example, the Leica Q3 Monochrom Go to product viewer dialog for this item. Monocrom

: These sensors typically offer up to 14-15 stops of dynamic range, providing massive latitude to recover details from deep shadows in post-processing. Core Models and Competitors The series, primarily manufactured by Leica , represents

can shoot up to ISO 200,000, with noise that appears as a natural, film-like grain rather than digital artifacts. For example, the Leica Q3 Monochrom Go to

: Because each pixel records luminance directly without interpolation (the "Bayer" process), images possess a "medium format" level of detail and rich, smooth gradations in skin tones.