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Vivitar 2800-D M/P/O Dedicated Auto Thyristor flash family reviews - Pentax Camera Accessory Review Database
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Vivitar 2800-D M/P/O Dedicated Auto Thyristor flash family reviews - Pentax Camera Accessory Review Database
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Vivitar Auto Thyristor 2800 Electronic Flash with Color Filters and Manuals - For SLR and DSLR Cameras — F Stop Cameras
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