This listing is for "New Old Stock" bulbs. While they are unused, they may vary slightly in cosmetic condition.
Function
Fully Functional
Warranty
Six months - used equipment that tests to specs
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The No. 5 flash bulb was one of the most popular flash bulbs in use by both amateur and professional photographers early in the 20th century. They are known for reliability and high output with a peak brightness of approximately 1,450,000 lumens. They have a standard 20ms time to peak and are a powerful flash bulb for cameras using M-synchronization.
These clear No. 5 bulbs have a warmer color temperature of about 3800° and are best used with black and white films.