Quantum Hydrogen Alpha 0.7-0.9Å SE solar telescope Three female M4 screw holes

Three female M4 screw holes are provided for affixing motor mounting brackets

This highly specialized telecentric lens offers superior field flatness

Now observers can buy a filter based on their desired observing goals instead of their budget

Note: Narrower <0

Quantum Hydrogen Alpha 0.7-0.9Å SE solar telescope Three female M4 screw holesDaystar Quantum Hydrogen Alpha 0. 7 0. 9 SE (Standard Edition) Solar filter for use with refractors, SCTs, Maksutovs. Our precision Quantum housing incorporates ALL of the desired features for today's solar astronomer, and then some. Operation couldn't be simpler, just plug it in and a green light indicates when the filter is on band. The new Quantum Series body style is all about ease of operation total simplicity. The housing offers live LCD readout