Brunson Tilt Collimator 271 Nails Tacks & Twine 6' (with center column at

6' (with center column at full height)

Their rugged

Rothbucher's RSMP380 tilting mini prism can be simply glued or fixed with dowels and screws

0mm can be achieved

Brunson Tilt Collimator 271 Nails Tacks & Twine 6' (with center column atBrunson's 271 tilt collimator provides two reticles ("near" and infinity) for optical instrument testing and evaluation. A top mounted spirit level vial lets you set the collimator's reticle pattern in a plumb orientation. The infinity target is graduated for angular measurement estimations, with a resolution of 30 arcseconds and a range of 30 arc minutes in two directions (see illustration below). The paired line "near" target allows offset