TF-BT Titanium Alloy Trial frame, 52g

Price

$ Login

Item#

TF-BT

Abstract

Titanium Alloy material | PD range:54~70mm

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Description

Packaging Detail

Unit: ctns, cm, kg, m³, pcs

Title	L	W	H	CBM	NW	GW
	16.5	9	5.5	0.001	0.1	0.15
Total:	CY:1 CTN:1 CBM:0.001 NW:0.1 GW:0.15

Features:
* Titanium material frame, very strong and light
* Precise measurement, very good quality
* Multi-function : Adjustable PD, adjustable astigmatism axis of the lens, adjustable length of the frame, adjustable position of the nose pad
* Material: Titanium Alloy, Nylon

Specifications:
* Net Weight: 52g
* PD range：52、54、56、58、60、62、64、66、68、70.
* Binocular PD:54~70mm,1mm per step.
* Monocular PD:24~40mm,1mm per step.
* Monocular moving range:25~40mm.
* Left dividing disc:120°～0°～135°
* Right dividing disc: 45°～180°～60°
* Axial graduation increases along the lens frame axis counter clockwise and the graduated distance is 5°.
* Inner diameter of lens frame:32.5mm
* Number of lens which can be inserted into left or right lens frame simultaneously: 4 pieces
* Degree that front lens rotates around optic axis inside lens frame:360°.
* Nonparallelism between lens optical axis and frame geometry axis: ≤2.5°
* Decentraction between lens optical axis and frame geometry axis: ≤0.5mm
* Displacement of lens that relative to frame geometry axis: ≤0.3mm
* Range of nose rest adjustment: 0～14mm,angel:0°～30°
* Temple adjustment: 98-135mm.
* Maximum distance between left and right temple: 200mm