(Contact to info(at)skyandweather.gr for better price)
ZWO USB Filter Wheel for 7x 2" Filters
ZWO´s latest EFW
(Electronic Filter Wheel) provides a larger clear aperture than the
previous ones but is still not heavy - only 650 grams!
The filter
wheel body is CNC milled from an aircraft graded aluminum block. It
features excellent craftsmanship, is very thin and light with only 20 mm
thickness.
Motor drive
The core part of the EFW is the
stepper motor which has reliable performance and quality that comes from
NPM, Japan. 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 120 mA @ 5 V, which can be operated from the cooled CCDs
USB2.0 port.
Specifications:
Weighting only approx. 650 grams
High-class CNC design with aluminium housing
Stepper motor for the filter exchange - from NPM
Only 20 mm body thickness
Powered via USB - low power consumption
Connection at telescope side: M54x0.75 female, M48x0.75 female and T2 female
Suitable for mounted 2" filters or unmounted 50.4 mm filters - no vignetting even with larger sensors or faster telescopes
Comes with USB cable, filter masks, thread adapters, screws and a screw driver