Trial Frame 304 from Stereo Optical Company, Inc.

The Trial Frame 304 has a pupil distance of 48 to 80 mm with adjustable temple length and angle.

*Trial lenses not inlcuded

Features:

• Vertex distance measurement scale
• Easy to manipulate with flexible, smooth turning dials
• Adjustable nose bridge and temples (length and angle)
• Special grooves to accommodate up to 10 lenses
• Temples designed to prevent hair entanglement