AST Core 0.4mm M42 Spacer Ring | AST-SP-M42-0.4

AST Core 0.4mm M42 Spacer Ring | AST-SP-M42-0.4AST Core 0. 4mm M42 Spacer Ring This 0. 4mm M42 Spacer Ring is an essential accessory for fine tuning your telescope setup and ensuring optimal focus. This 0. 4mm spacer allows you to add just the right amount of distance between your telescope and camera. Combine it with other M42 spacer rings or extension tubes to achieve perfect focus and optimal performance for any astrophotography setup. Offering exceptional quality at an affordable price, AST

Rock Rough Red Aventurine Country of Origin Brazil Hardness (Mohs) 7 Average Rock Size 1

4 mm 50mmx50mm 65mmx65mm for f/1

Turn your smartphone or tablet into your telescope command center

The improved precision polar scope maintains a fine engraved reticule

Once installed

both beautiful and practical

5") External Height: 140mm (5

The integrated accessory tray functions as a center support to make the entire structure stiff and rigid

This handy device is a must-have for your telescope and accessories

The advantage of the IR685 filter is to reduce the effects of atmospheric jitter

SmartStar/Cube mount with a 3/8" mounting hole (Test the threads with the dovetail lock screw

it blocks enough glare so that the planet’s phases can more easily be seen