Vivitar Sensor Adapter for Model 283 Flash Off-Camera Extension Cable

Lens/Filter Adapter for Vivitar 283 Flash w/Diffuser Lens

Flash Filters For Vivitar # 283 Color Wide Angle Flash Filter Kit with CASE

VIVITAR FK1 FLASH FILTER KIT NEW for VIVITAR ELECTRONIC FLASHES with CASE

VIVITAR SENSOR ADAPTER FOR MODEL 283 ELECTRONIC FLASH UNIT JAPAN

Vivitar FK-1 FK1 Filter Set 35mm SLR film camera Electronic Flash 283

Vivitar Output Selector Sensor Adapter - For Model 283 Auto Thyristor Flash

Vivitar Lens / Flash Filter Holder / Adapter for 283 273 Auto Thyristor