Pentax XW40-R Eyepiece SMC 40mm

The technical details behind this eyepiece
View wider and more comfortable with the Pentax XW40-R eyepiece SMC 40mm. This fully multicoated optical device is made with extra-low dispersion lanthanum glass. It is designed with textured surface for firmer grip and twist-up rubber eyecup for added comfort. This 40mm eyepiece has a two-inch diameter nosepiece and provides users with 70 degrees apparent field of view and 20mm eye relief. It measures 76mm x 117mm.
Key Features
Extra-low dispersion lanthanum glass
Large 2" diameter nosepiece
Fully multicoated and phase coated
40mm focal length
Wide 70° FOV
 
Top three reasons we think you will love this eyepiece
Exceptional 20mm eye relief
Slip-resistant textured surface
Twist-up rubber eyecup
 
Includes
Pentax XW40-R eyepiece SMC 40mm
Plastic Case
2 x Caps