Adjustable Trial Lens Frame Titanium Alloy Ophthalmic Trial Frame PD 48-80mm Lightweight Optometry Eyeglasses Test Frame

Adjustable Trial Lens Frame Titanium Alloy Ophthalmic Trial Frame PD 48-80mm Lightweight Optometry Eyeglasses Test Frame

Adjustable Trial Lens Frame Titanium Alloy Ophthalmic Trial Frame PD 48-80mm Lightweight Optometry Eyeglasses Test Frame
product Information
Pupillary Distance Adjustment
Rotate the left and right PD knobs separately according to the subject’s pupillary distance.
Adjust PD value to target data following the arrow indicator.
Pantoscopic Angle Adjustment
Rotate the pantoscopic angle knob based on the subject’s ear height.
Measure the distance between cornea and the back focal point of trial lenses, which equals the vertex distance between eyes and lenses.
The interpupillary scale reading is based on the outermost lens slot.
Temple Length Adjustment
Adjust temple length according to the subject’s facial size.
Measure temple length based on the bending radian of temples.
*Cross line lenses can be installed for more accurate adjustment of interpupillary distance and pupil height.
The optical center of lenses shall align with the center of human pupil.
Net Weight: 47g
Main Features
✅ 360° Rotatable structure
✅ Precise scale marking for accurate adjustment
✅ Compatible with multiple optometry lenses, max 4 lenses per side
✅ Multiple adjustable parameters: PD, pantoscopic angle, temple length, nose pad height, vertex distance
✅ Lightweight structure, comfortable long-time wearing for patients
✅ Durable material, smooth adjustment knobs, long service life
✅ Widely used in optical shops, eye hospitals, optometry training
Specifications
Product Name: Optical Trial Lens Frame
Adjustable PD: 50mm - 80mm
Max lenses per side: 4 pcs
Weight: 47g
Application: Optometry, eyeglasses fitting, eye examination
Package Includes
1 x Trial Lens Frame (Lenses are NOT included)
Warm Tips
Lenses shown on pictures are only for demonstration, not contained in package.
Please gently rotate each adjusting knob, avoid excessive force to prevent damage.
Keep the product dry and clean after use, prolong service life.
Manual measurement allows slight error of size and weight.
Shipping & After-sale
We ship orders efficiently. If you receive damaged or defective goods, please contact us first and provide photos. We will offer reasonable solutions instead of direct dispute