Feature●SV188P star diagonal dielectric coatings; super flat mirror with dielectric coatings to reduce reflected light loss; provide an over 99% reflective surface; good for astronomical viewing●SV188P star diagonal 90 degree viewing angle; diagonal reflects the telescope’s light path 90 degree to provide a more comfortable viewing angle; best for observing objects overhead●SV188P star diagonal brass compression ring; Built in brass ring and thumbscrew accessories avoid eyepiece to rotate during adjustments; effortless fixes more firmly and will not scratch your eyepieces barrels●SV131 plossl eyepiece is suitable for observing nebulae; star clusters;comets and other low-light; dim celestial bodies; The field of view is transparent and bright; and the observation is comfortable●SV131 plossl eyepiece with the true FMC full broadband multilayer coating; it ensures that each glass surface has multiple layers of coating to for a better image quality and the edge of the lens is matt blackened to prevent stray light interference for bright; clear viewsDescription
SV188P star diagonal dielectric coatings; super flat mirror with dielectric coatings to reduce reflected light loss; provide an over 99% reflective surface; good for astronomical viewing SV188P star diagonal 90 degree viewing angle; diagonal reflects the telescope’s light path 90 degree to provide a more comfortable viewing angle; best for observing objects overhead SV188P star diagonal brass compression ring; Built in brass ring and thumbscrew accessories avoid eyepiece to rotate during adjustments; effortless fixes more firmly and will not scratch your eyepieces barrels SV131 plossl eyepiece is suitable for observing nebulae; star clusters;comets and other low-light; dim celestial bodies; The field of view is transparent and bright; and the observation is comfortable SV131 plossl eyepiece with the true FMC full broadband multilayer coating; it ensures that each glass surface has multiple layers of coating to for a better image quality and the edge of the lens is matt blackened to prevent stray light interference for bright; clear views