Founder Optics 5 mm LER Alien 1.25" Eyepiece - A-LER-5 Kite Optics Binoculars EQ or LT AZ)

EQ or LT AZ)

loosen the three screws a half turn and then unscrew the lock

and they are Dioptrx-ready

055 FOCAL LENGTH 10 mm APPARENT FIELD OF VIEW 52° EYE RELIEF (MM) 8 mm FIELD STOP DIAMETER 8

Founder Optics 5 mm LER Alien 1.25" Eyepiece - A-LER-5 Kite Optics Binoculars EQ or LT AZ)Alien 5 mm Long Eye Relief Eyepiece Wow, Alien eyepieces are out of this world! With a very comfortable 20 mm of eye relief across the series, Alien eyepieces are a joy to view through; even high magnification focal lengths like this 5 mm. The 5mm Alien eyepiece is parfocal with all other eyepieces in the Alien line, which means you will not need to re focus when you change eyepieces for a different magnification. The cool looking eyepiece body is