Collimators
BBC-58
This refractive collimator attachment allows infinity-focus testing of LWIR optics and cameras of apertures up to 58mm. The instrument’s germanium lens is coated for operation from 7–14 um
- Band Pass: 7-14 um
- Focal Length: 75.5 mm
- Aperture: 58.1 mm
BBC-152
This reflective collimator attachment allows infinity focus testing of optics and cameras with apertures up to 152mm. The instrument’s off-axis parabolic collimating mirror is coated with protected aluminum for operation from visible through LWIR.
- Band Pass: VIS-LWIR
- Focal Length: 52.63in
- Aperture: 152.4mm

