Trouble Shooting Focusing Symptom: I can’t focus my lens to infinity Telecentric lenses with coax illumination Symptom: Low Contrast when using Telecentric Lenses of Coax Type Filter Symptom: Image darker at the rim of a bandpass filter FOV Symptom: FOV changes from Lens to Lens Colors Symptom: Colors different on left and right side Symptom: Purple color rims around dark objects Symptom: Pink Image Brightness Symptom: Colors different on left and right side
