greater than 58 mm (Item No. 15539-, 15549-, 15599-) are fitted with a retractable red reading line for easier line orientation and increased reading speed.The rectangular magnifier heads (Item No. 15806-,
greater than 58 mm (Item No. 15539-, 15549-, 15599-) are fitted with a retractable red reading line for easier line orientation and increased reading speed.The rectangular magnifier heads (Item No. 15806-,
greater than 58 mm (Item No. 15539-, 15549-, 15599-) are fitted with a retractable red reading line for easier line orientation and increased reading speed.The rectangular magnifier heads (Item No. 15806-,
greater than 58 mm (Item No. 15539-, 15549-, 15599-) are fitted with a retractable red reading line for easier line orientation and increased reading speed.The rectangular magnifier heads (Item No. 15806-,
greater than 58 mm (Item No. 15539-, 15549-, 15599-) are fitted with a retractable red reading line for easier line orientation and increased reading speed.The rectangular magnifier heads (Item No. 15806-,
greater than 58 mm (Item No. 15539-, 15549-, 15599-) are fitted with a retractable red reading line for easier line orientation and increased reading speed.The rectangular magnifier heads (Item No. 15806-,
greater than 58 mm (Item No. 15539-, 15549-, 15599-) are fitted with a retractable red reading line for easier line orientation and increased reading speed.The rectangular magnifier heads (Item No. 15806-,
greater than 58 mm (Item No. 15539-, 15549-, 15599-) are fitted with a retractable red reading line for easier line orientation and increased reading speed.The rectangular magnifier heads (Item No. 15806-,
greater than 58 mm (Item No. 15539-, 15549-, 15599-) are fitted with a retractable red reading line for easier line orientation and increased reading speed.The rectangular magnifier heads (Item No. 15806-,
greater than 58 mm (Item No. 15539-, 15549-, 15599-) are fitted with a retractable red reading line for easier line orientation and increased reading speed.The rectangular magnifier heads (Item No. 15806-,