We have two specifications for EFW2”:
TYPE1: EFW5X2”
TYPE2: EFW7X2”
2″ Thread-In Filters or
50.4mm ±0.5mm Unmounted Filters can be used
The 2” Electronic Filter Wheel can be rotated in both counter clockwise and clockwise direction for filter selection.
There is no need of multiple cables to power this wheel up, just one USB cable does the trick.The maximum power supply of this EFW is approximately 120mAh @ 5V, which can be operated from the Cooled CCD’s USB2.0 port.
When connected to ASI6200, the distance from the filter to the sensor is about 18mm
Our 2″ RGBL filters are recommended to work with ASI6200MM Pro camera, it will offer nearly 1:1:1 RGB color balance.
Below requirements must be met while using the 2” filter from third-party.
What’s in the box?
1. EFW2*5 or FW2*7 body
2. USB2.0 – 2m cable
3. A bag of M2.5*6 screws (6pcs/ bag)
4. A bag of filter masks for 50mm filters (7pcs/ bag)
5. Phillips screwdriver
6. A bag of M2*4 flat screws (23pcs/ bag)
7. M54M-M48F adapter
8. M54M-M42F adapter
Specifications for the darkening sets(4pcs):
External diameter: 88mm. Inner diameter: 55mm (2pcs) & 58mm (2pcs). Thickness: ≤0.2. 4pcs in total.
* The reason for including the darkening sets is to help solve the light leaking issue occurring in the gap of the filter wheel and camera.
How to install the darkening sets:
Mechanical drawing
Usage guider:
Connection methods of ASI6200MM Pro, 2” EFW and M68 OAG to get the best back-focus-length-solutions-55mm:
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