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QHYCFW Precautions for use
2020 年 07 月 14 日
Precautions:
1. Do not insert your finger into the round hole on the filter wheel, otherwise your finger may be injured when the filter disc is turned.
2. The copper nails in the filter wheel cannot be disassembled, otherwise it will cause the filter wheel to become loose and affect normal use.
3. When the camera uses the control line to control the filter wheel, it is forbidden to use the USB cable to connect the filter wheel at the same time to prevent the power supply conflict from damaging the filter wheel.
4. When you use the USB cable to control the filter wheel, you may encounter the inability to control the rotation of the wheel due to insufficient power supply of the USB port. In this case, please increase the external power supply of the filter wheel. This power cord can be found in the accessories.
5. Filter wheel switching sequence Red light is USB control mode, green light is camera control mode.
4. For the frameless filter, when using a screw to press the lens, it must be pressed through the plastic gasket, not directly with the metal nut of the screw. Otherwise, there is a risk of crushing the lens.
5. When using framed filters, please note that the thread of the filter frame cannot exceed 2.5mm, otherwise the filter wheel shell will be stuck during operation.
6. When using the installation filter, please pay attention not to exceed the usable height limit specified by the filter wheel. as follows.
QHYCFW3 Specifications
Model
Thickness
Disk Supported
Available height limitation
(shall consider leaving the gap)
Weight
QHYCFW3XL
21.5mm
9 position 2inch (50mm )round
7 position 50mm*50mm square
10mm
1500g
QHYCFW3L
21.5mm
 7 posiition  2inch (50mm )round
10mm
911g
QHYCFW3M-SR
(standard)
20.5mm
5 position 2inch (50mm) round
 
10mm
 728g
QHYCFW3M-US
(thin)
17mm
 
7 position 36mm
5.5mm
 691g
QHYCFW3S-SR
(standard)
20mm
 
7 Position 1.25inch
10mm
446g
QHYCFW3S-US
(thin)
15.5mm
 
7 Position 1.25inch
5.5mm
 419g

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