Specification Brand : GLOGLOW BulletPoint1 : PRACTICAL FUNCTION: This astronomical telescope eyepiece is very practical, suitable for observing nebulae and other astronomical wonders, bring you a good visual experience BulletPoint2 : COMPATIBILITY: It is suitable for all telescopes with 1.25 inch aperture, such as reflecting telescopes, refracting telescopes and cat's eye telescopes, etc., so you can use it with confidence. BulletPoint3 : BEST : Astronomical telescope eyepieces can be given to family and friends as gorgeous Halloween, birthday and Christmas gifts to enhance their interest in the field of astronomy. BulletPoint4 : MORE COMFORTABLE VIEWING: No fatigue to your eyes during long hours of stargazing. Provides a 35 degree field of view to ensure a clear image with high contrast, making your viewing more comfortable. BulletPoint5 : HIGH DEFINITION AND HIGH TRANSPARENCY LENS: It is made of fully coated optical glass lens, which can provide chromaticity correction and high transmittance to achieve maximum brightness and make the view clear and attractive. ItemName : Telescope Eyepiece, Optical Glass Telescope Eyepiece M28.6 Thread for Accesssory (10mm) ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 7 centimeters ItemPackageDimensions_Width : 4 centimeters ItemTypeKeyword : telescope-eyepieces Manufacturer : GLOGLOW ModelNumber : GLOGLOW9pncqx7yui-11 PartNumber : GLOGLOW9pncqx7yui-11 ProductDescription : 1. HIGH DEFINITION AND HIGH TRANSPARENCY LENS: It is made of fully coated optical glass lens, which can provide chromaticity correction and high transmittance to achieve maximum brightness and make the view clear and attractive. 2. MORE COMFORTABLE VIEWING: No fatigue to your eyes during long hours of stargazing. Provides a 35 degree field of view to ensure a clear image with high contrast, making your viewing more comfortable. 3. PRACTICAL FUNCTION: This astronomical telescope eyepiece is very practical, suitable for observing nebulae and other astronomical wonders, bring you a good visual experience 4. COMPATIBILITY: It is suitable for all telescopes with 1.25 inch aperture, such as reflecting telescopes, refracting telescopes and cat's eye telescopes, etc., so you can use it with confidence. 5. BEST : Astronomical telescope eyepieces can be given to family and friends as gorgeous Halloween, birthday and Christmas gifts to enhance their interest in the field of astronomy.