Universal Trial Frames

Product Description:
 
optical equipment trial frame 


Performance indexes:
1) pupil distance adjustment range: binocular pupil distance 48 ~80mm, left or right pupil distance 24 ~40 mm; Minimum scale value 1mm
2) the axial scale of the dividing disk is 130 °~ 0 °~ 120 °on the left and 50 °~ 180 °~ 60 °on the right. The axis scale increases counterclockwise along the axis of the mirror frame. The effective internal aperture of the frame is 5 °
3) Effective internal aperture of mirror frame: 33.5mm
4) Number of lenses inserted when left or right frames are used: 5 (front 3 rear 2)
5) the lens rotates around the optical axis in the inner circle of the lens frame is 360 °
6) the lens optics The unparallelism between the axis and the geometric axis of the frame: ≤ 2.5 °
7) the difference between the optical center and the geometric center of the lens: ≤ 0.5mm
8) the displacement of the lens relative to the geometric center of the frame: ≤ 0.3 mm
9) nose Range of adjustment: adjustable length: 0 ≤ 22 mm; Angle: 360 °
10) adjustable length range of left or right foot: 0~20mm
11) weight: 53g
 
Clinical use:
combined with optometry lenses for refractive examination of human eyes
 

 
 
Packaging & Shipping:
packed with carton boxes.
delivery: as for trial frame, we have stock, so after getting the deposit, we can send cargoes immediately.
 
 
our factory main products :
trial frame, trial lens set.
 
shipping  & delivery:
generally speaking, we can send cargoes after we getting the deposit after 1 days.
All of our products have 12 months warranty .
 
 
 
Company Information:
 
Danyang Xingda Optical instrument Co., Ltd. Was founded in 1988, is the largest trial lens set and trial frame ophthalmic instruments manufacturer. The company has got the ISO 9001 certification and ISO 13485 medical equipment quality certification. Our main products are: Full aperture bright metal rim, decreasing the size of plastic rim two series: Trial lenses case and other specifications.

The company is committed to trial lens sets and trial frames. Our company adheres to the "excellence" quality policy, we provide high quality products to our customers. The products are not only sold well in the domestic market, but also exported to Europe, Afria, Southeast Asia, Middle East countries and other regions.

We provide one-stop service in optometry. Xingda optical, your smart choose.