SVBONY Reducer for Telescope 0.5X Focal Reducer 1.25 inches Fully Multi Coated Reducer for Telescope Eyepiece Photography and Observing (Reducer)

It can reduce the telescope focal length to the 0.5 to 0.8 times of the original's;it's also great for visual use for a bigger FOV and is indispensable when CCD imaging

Great tool for astrophotography telescope:
Reduces exposure times and simplifies astrophotography;works great to photograph

0.5x focal reducer
Reduce 0.5-0.8x of the focal length for telescope eyepiece lens

Double the photographic image/video field
Record a significantly larger portion of the lunar surface with web camera

Standard 1.25"interface
Fits for any standard 1.25" telescope eyepiece len

FMC optical glass design
2 element optical design increases the light transmittance;the imaging is brighter and clearer

Capture wider field of view
The focal reducer is great for visual use for a bigger FOV and is indispensable when CCD imaging

Fully threaded to minimize reflections
Blackened edges and blackened interior to reduce scattering of stray light and maximize contrast

Fully metal for long time using

Besides the male thread;it also has female thread at the rear end to fit filters etc

Specifications:
Focal reducer: 0.5x
Barrel size: 1.25"/31.7mm
Thread interface: M28.5x0.6 thread at both ends
Sleeve material: full metal aluminum alloy
Lens coated: broadband coated
Lens ,aterial: pure optical lens
Total height: 20mm

Package includes:
1 x SVBONY 0.5x focal reducer