50g Ultralight Titanium Optical Test Eyepiece Fully Adjustable Trial Frame Optical Frame Eye Optometry Optician Accessories PD48-80mm(Color:GRAY,Size:PD48-80)

Description

• Professional trial eye optometry frame: trial eye optometry frame is simple in design, easy to install and adjust, suitable for professional use and long service life.
• Sturdy and durable, comfortable to wear: optometry trial frame is made of pure titanium, sturdy and durable, good hand feeling, will not rust; nosepiece is made of silicone, ergonomic and comfortable to wear.
• Multi-function optometry trial frame: adjustable pupil distance (PD 48-80mm), adjustable pupil height, adjustable forward angle, adjustable nosepiece (0-26mm, any angle), adjustable leg length, accurate scale, to meet the needs of your different face shapes.
• 5 pieces of trial piece: left and right frame can insert 5 pieces of lenses each at the same time, 3 pieces in front and 2 pieces behind, which improves the convenience of optometry;
• Wide range of applications: Optometry universal lens trial frame is suitable for opticians, hospitals, schools and corporate ophthalmology vision examinations, we have detailed instructions for use.

Adjustable trial frame optical trial frame PD 48-80mm optical trial lens optometry frame trial lens
Product parameters.
^ Product name: Adjustable trial frame
^ Product material: pure titanium material
^ Product color: gray
^ Net weight: 53g.
^ Applicable places: Opticians, hospital ophthalmology, schools, corporate eye examinations.
Product Overview.
^ Monocular range of motion: 24~40mm.
^ Pupillary distance adjustment range: 48~80mm pupillary distance between the two eyes, with a minimum scale value of 1mm.
^ Indexing disc axis scale: left indexing disc 130~0~120; right indexing disc 50~180~60.
^ Frame inner aperture: 33.5mm.
^ number of lenses that can be inserted simultaneously in the left and right frames: 5
^ number of degrees of rotation of the lens around the optical axis in the frame: 360.
^ degree of non-parallelism between the optical axis of the lens and the geometric axis of the frame: 2.5.
^ deviation of the optical center of the lens from the geometric center of the frame: 0.5 mm.
^ displacement of the lens relative to the geometric center of the frame: 0.3 mm.
^ adjustable range of the nosepiece: length: 0~26mm; angle: any angle.
^ length adjustment range of the left and right mirror feet: 0-30mm.

Shipping and Returns

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• All customers are entitled to a return window of 14 days, starting from the date of delivery of the product(s).
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