SVBONY 2X Lente Barlow 1.25 pulgadas Dobla la ampliación Accesorio de telescopio de película verde de banda ancha con revestimiento múltiple con rosca M42 para ocular de telescopio estándar

It's easy to use;simply insert the eyepiece into Barlow lens;then insert the Barlow lens into the scope

The Barlow lens also could provide more magnification without reducing the exit hole on the eyepiece;it keeps a comfortable observation with wide view

Main Points:
2x magnification with 1.25" interface:
Doubles the magnification of any 1.25'' eyepiece

Interface with M42x0.75 thread:
With T/T2(M42x0.75mm) male thread for T/T2 connectors

Quality aluminum stock and black anodized body:
Precision machined;sturdy for a long term use

2 element one group optical glass:
High quality observation without introducing additional chromatic aberration

Multilayer HD broadband green film optical glass lens:
Chromatic corrected;high transmittance to achive clear;sharp views

Safety undercut and brass compression ring:
The eyepiece barrels will not be marred by the captive set screw

Common sense:
Barlow lens' role is not just to improve the image quality;it's also play an important role of viewing comfortable

Even a well made Barlow will little damage on the imaging quality

When the Barlow lens and eyepiece using together;if the magnification is higher than the maximum effective magnification of the telescope itself;the Barlow lens
observation effect appears nearly zero or blurred In order to reduce the influence of imaging 2x and 3x is a better choice

Specification:
Diameter:1.25"/31.7mm
Magnification factor:2x
Lens material:pure optical glass lens
Lens coating:multilayer HD broadband green film
Sleeve material:metal
Thread interface:M42x0.75
Length:2.9"/7.5cm
Weight:3.14oz/89g

Package Include:
1xBarlow lens
2xdust caps