Celestron EclipSmart Solar Filter For 70mm Refractor (94221) Reflector Optical performance for huge sensors

Optical performance for huge sensors with diagonals of up to 52mm wide is still excellent

5 mm AR-COATING Phantom Coating® Group PARFOCAL EYEPIECES Yes SPECIAL FEATURES Photo-luminescent engraving: lets you find the correct eyepiece at all times BARREL SIZE (IN) 1

they rely exclusively on the phone's gyros and accelerometers

aluminum housing protects your Ultima® binoculars from damage without weighing you down

Especially when using both eyes

Celestron EclipSmart Solar Filter For 70mm Refractor (94221) Reflector Optical performance for huge sensorsEnhance your viewing experience with Celestron's EclipSmart Solar Filter for the PowerSeeker 70 AZ & EQ. With three Nylon safety screws to adhere the device to your telescope, you can be assured that the solar filter will not fall off and will provide Solar Safe, ISO compliant viewing. Solar Safe Technology EclipSmart solar products feature Solar Safe filter technology providing the ultimate protection from harmful solar radiation, including both IR