The Bausch & Lomb Model 70 bulb - Frost [70-FROST] is a high-quality replacement bulb designed specifically for the Bausch & Lomb Lensmeter 190 lm and Model 70 instruments. This bulb is essential for maintaining optimal performance and accuracy in these devices. With a voltage rating of 120V and power output of 25W, this S11 bulb provides a bright and clear illumination, ensuring precise measurements and readings. The frost coating on the bulb helps to diffuse the light, reducing glare and enhancing visibility during lens measurements. This replacement bulb is easy to install, simply replace the old bulb with the Bausch & Lomb Model 70 bulb - Frost [70-FROST] and enjoy reliable and consistent performance. It is recommended to use genuine Bausch & Lomb replacement parts to ensure compatibility and longevity of your equipment. Whether you are a professional optometrist or an optical lab technician, this Bausch & Lomb Model 70 bulb - Frost [70-FROST] is an essential component for accurate lens measurements and examinations. Trust in the quality and reliability of Bausch & Lomb products to deliver exceptional results in your optical practice.