The Kalimar 17A Auto Flash is a powerful non-dedicated shoe-mount unit with a Guide Number of 80 at ISO 100 and has an auto exposure range up to 30'. This flash unit has two auto f/stop settings. The unit has an easy-to-read calculator dial. .
Guide number 80 at ISO 100
Automatic exposure range to 30'.
Bounce flash capability for softer lighting.
Auto Thyristor circuitry for faster recycle time and greater number of flashes.