Skywatcher ExtraFlat Wide-Angle Eyepiece Range collimator but it’s the optics inside

but it’s the optics inside the telescope tube that make it a Celestron

nature photographer

They are stored under the sliding lid at the top of the Telrad

Beautifully finished in high-gloss anodized aluminium with knurled rubber grips

enhanced index charts showing the constellations more clearly

Skywatcher ExtraFlat Wide-Angle Eyepiece Range collimator but it’s the optics inside16mm 27mm 53 65 FoV 5 or 6 Element 1. 25" Barrel The exotic 1. 25 ExtraFlat 5 or 6 element eyepiece design packs premium features and high end performance into a surprisingly affordable package. The optical designer has succeeded in removing peripheral field curvature so now you can enjoy flat, virtually distortion free images from the centre to edge of the field. Optical performance is impressive, with excellent sharpness, contrast and colour