The technical parameters of the mask visual field tester are like this

Mask visual field tester is produced according to relevant standards, mainly used for visual inspection of masks, masks, respirators, etc.
, suitable for masks, respirator manufacturers, quality supervision, scientific research, wearing and use, etc.
, is our company's standard group (Hong Kong) Co.
, Ltd.
independent production of testing equipment
.
The key parts of the mask visual field tester are processed from
imported special aluminum.
Color touch screen display, beautiful and generous
.
The menu operation mode is as convenient as
a smartphone.
The core control unit adopts a 32-bit multi-function motherboard
.
The instrument includes Chinese and English interface, which is convenient for foreign customers to use
.
The number of tests can be set
arbitrarily according to the test requirements.
The outside of the machine is made of metal paint and treated with high-quality electrostatic spraying
.
Beautiful shape, easy to clean and maintain
.
There is an end tone at
the end of the test.
The instrument is equipped with a sophisticated liquid level detection device
.
The instrument is designed as a desktop computer with smooth operation and low
noise.
Large screen color touch screen display, humanized interface design, easy
to operate.
The technical parameters of the mask visual field tester are as follows: 1.
Semicircular arc bow radius (300-340) mm: it can be rotated horizontally through 0°, and there are scales from 0° to 90° on both sides, with a scale every 5°
.
The arc arch has a sliding white optogram
.
2.
Recording device: The recording needle is connected to the optogram through the axle wheel assembly, and the direction and angle of the optogram are recorded on the
field of view.
3.
Standard head shape
.
The top line of the bulb of the binocular pupil positioning device is 7±0.
5mm
behind the midpoint of both eyes.
The standard head shape is mounted on the table so that the left and right eyes are placed in the center of the semicircular arch, looking directly at point
"0".
4.
Field of view area calculation: using software system, automatically calculated by computer: field of view area; Measurements: mm2
.