Vivitar 283 Auto Thyristor Hot Shoe Flashgun. Flashgun Requires 4no. AA Batteries (not supplied). c/w Filter Adapter (no filters supplied).
Vivitar 283 Auto Thyristor Tilt Head Flash Gun. Shoe Mount, With Accessories
VIVITAR AUTO THYRISTOR 3700 SHOE MOUNT CAMERA FLASH WORKING
Vivitar Auto Thyristor 255 Shoe Mount Flash Ideal for Pentax K1000 refm
Vivitar 255 Auto Thyristor In Original Box Tested & Working W/ Manual Flash
VIVITAR 2800 Auto Thyristor Flash Unit Boxed with manual
VIVITAR 2800 AUTO THYRISTOR - FLASH
