pd meter - BRT

pd meter # BRT, 1.2 minute after stopping operation automatically, 2.Good design & hot sales, 3.Nice quality - more info check here: http://www.buymeasuringtools.com/pd-meter-10185648/

Quick Brief

Place of Origin: Jiangsu China (Mainland) Brand Name: nuorishi Model Number: BRT Certificate: ISO

Product Features:

pd meter # BRT

1.2 minute after stopping operation automatically

2.Good design & hot sales

3.Nice quality

Business Terms:

Port: Shanghai

Minimum Order Quantity: 1 Set/Sets a model

Supply Ability: 1000 Set/Sets per Month for export

Payment Terms: L/C,T/T,Western Union

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Specifications and Product Details:

pd meter # BRT

* Features :

1. The Cornea reflection light coincidence method is used. This operates by aligning luminous points on the pupils with the measuring line.
2. Results are displayed digitally.
3. Possible to measure PD of focusing target distances ranging from30cm to infinity
4. LED lamp.

* Technique Parameters :

1.Effective range of measurement:

binocular pupillary distance:46-82mm,left or right pupillary distance:23-41mm
2.Absolute indication error : ≤0.5mm
3.Absoulute dissymmetrical error : ≤0.5mm
4.Absoulute rounding error : ≤0.5mm
5.Distance of targent: 30cm ∞
6.Time for shut-off : about 2 minute after stopping operation automatically
7.Electric VoltageDC 6V( 4 pcs 5# AA battery)
8.Weight : 0.8kg
9.Dimensions: 232mm x 163mm x 71mm

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