Features:
Apply to:
0.5x reducer for screwing into a filter thread;more lens speed
Using for:
Increase the image field of your web camera;Use the reducer visually with an eyepiece;also ideal for video astronomy
See the Moon:
Record large areas of the moon's surface
Specifications:
Focal Reducer: 0.5X
Lens Material: pure optical glass lens
Lens material: FMC
Sleeve material: Metal
Barrel Size: 1.25 inch / 31.7mm
Thread interface: M30x1mm
Total item length (including external thread): 0.55inch / 14mm
Total item length (excluding external thread): 0.43inch / 11mm
Clear aperture: 0.87inch / 22mm
Package Include: