SVBONY Astronomisches Teleskop 1,25'' 0,5X Brennreduzierungsgewinde M28x0,6 für Astronomie-Teleskop

Produktbeschreibung

SVBONY 1.25" 31.7mm 0.5X Focal Reducer Thread M28x0.6 for Astronomy Telescope Eyepiece Astronomy (Black)
The 0.5x focal length reducer effectively halves the focal length of the telescope to achieve lower magnification, wider field of view and shorter exposure time for astrophotography
Features
1.100% brand new
2.Fits all standard 1.25" scope eyepieces
3.Its role is to shorten the focal length, increasing the field of view, usually for a longer focal length telescope
4.The reducer has standard 1.25inch telescope threads M28.5x0.6 and fits onto the nose of any 1.25 inch eyepiece, diagonal, extender tube, or camera adaptor fitting that format
5.Reduces your telescope's focal ratio by 0.5
6.Increases imaging area
7.Optical lens helps transmit more light
8.Can both have a filter attached and be threaded onto an eyepiece or camera
9.Nice anodized aluminum housing
10.It is not recommended for very fast scopes or very wide angle eyepieces for visual
Specification
1.Focal Reducer: 0.5X
2.Lens Material: pure optical glass lens
3.Lens material: Broadband coating
4.Sleeve material: Metal
5.Barrel Size: 1.25 inch / 31.7mm
6.Thread interface: M28.5x0.6 pitch (Fine Thread)

Produktdetails in Bildern

Produkteigenschaften

Markenname

svbony

Laserfunktion

Nein

Typ

Monocular

Hochbetriebenes Chemikalienunternehmen

Keine

Wasserbeständigkeitsgrad

Ipx4

Ursprung

CN (Herkunft)

Modellnummer

Focal Reducer

Focal Reducer

0.5X

Lens material

Pure optical glass lens

Lens material

Broadband coating

Sleeve material

Metal

Barrel Size

1.25 inch / 31.7mm

Thread interface

M28.5x0.6 pitch (Fine Thread)

Total item length (including external thread)

0.55inch / 14mm

Total item length (excluding external thread)

0.43inch / 11mm

Clear aperture

0.87inch / 22mm

Choice

yes