1.25 Inch Aspherical Eyepiece, Multi-Layer Coated Metal Frame, 4mm Length Telescope Eyepiece for Nebula Observation

Length: 4mm/0.16in length telescope eyepiece, providing high magnification for more detailed observations of the lunar and other planets, ideal for lunar and planetary observations. Aspheric Lens: Upgraded aspheric lens for improved imaging performance and balanced chromatic aberration correction, resulting in clear images. Wide Angle: 4mm 62 degree aspheric eyepiece provides maximum detail and clarity across the entire field of view, suitable for landscape observation, bright object observation, and nebula observation. Fully Coated Optical Glass: Fully coated optical glass provides excellent image contrast and light transmission, delivering maximum detail and clarity across the entire field of view. Highly chromatic aberration corrected. Planetary filters enhance details of Jupiter, Saturn, , and . Interface: Compatible with any telescope with a 1.25 focuser, suitable for wide field lunar observations, medium sized star cluster observations, and various nebula and deep sky object observations when the eye is close to the eyepiece. The eyepiece is equipped with a soft eye guard for comfortable viewing.