LY-22B LED 5m Multi-function visual chart light box

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Product Abstract:

Size:92x45x2.5CM | Stardand:5M | LED | Frame: Aluminium alloy with Acrylic panel | Weight: 5kg

Product Description

Specifications:

* Standard logarithmic vision chart light boxes

* Decimal record:0.1~2.0

* 5 point record:4.0~5.3

* Packing size(5pcs):95*475*390

* Gross weight(5pcs):22.5kg

* Red-green chart,worth 4 dots,ray astigmatism chart,round dot astigmatism chart.

* Produced accroding international stand GB11533-89.

Specification:
Type of chart:	E chart,astigmatic chart,red/green balance chart,worth four point chart,honeycomb chart
Distance of testing:	5m
Range of testing:	from 4.1 to 5.3
Material:	Aluminium alloy frame
Product technology：	Acrylic panel with silk printing
Record of vision:	five points record,decimal record,fraction record
Size:	9204525mm
Gross weight(1pc)	4.9kg
Packing size(1pc)	109529cm
Gross weight(4pcs):	21.4kg
Packing size(4pcs):	1113854cm