Structure: Symmetrical four-piece double-gluing
Interface: standard interface 1.25 inches/31.7mm
Material: aluminum alloy + optical glass + soft eye mask
Coating: Multi-layer broadband antireflection coating/FMC on the entire surface
Thread specification: M28*0.75mm
Packing: boxes
Model Number : Plossl4/6/9mm eyepiece
Type : Monocular
Origin : Mainland China
model : Pl4mm eyepiece
Scope of application. : Astronomical telescope
focal length : 4mm