Sylvania Sylvania Flashbulbs Unisex OS Blue Press 25B 25 Vintage Camera Flash Bulbs

Sylvania Blue Dot Flashbulbs in Press 25B blue and Press 25 clear varieties. These vintage camera accessories are designed for reliable performance with a range of classic film types and adjustable cameras. The box includes a detailed simplified flash table and guide numbers for various shutter speeds and film speeds, including Kodachrome, Ektachrome, and Tri-X. Ideal for collectors or film photography enthusiasts looking for authentic period lighting equipment. Thank you for supporting small business