DFM Engineering, Inc.
1035 Delaware Ave. Unit D
Longmont, CO 80501
Phone: 303-678-8143
Fax: 303-772-9411

A classical photo multiplier tube (PMT) type single channel photometer can be provided with the following features:

Object Acquisition: Object acquisition is provided by the Guide-Acquire-Module (GAM).

Aperture Wheel: An aperture wheel is provided with remote control.

Filter Wheel: A filter wheel with interchangeable filter positions is provided. The filter wheel is remotely controlled.

Fabry Lens: A Fabry lens is provided to image the telescope primary mirror onto the photo cathode of the photo multiplier tube.

Photo Multiplier: Various photo multiplier tubes are available. A commercially available PMT housing is used.

Housing: The photometer is attached to the Guide-Acquire-Module by its front flange

• Guide Acquire Module

• Filter Wheel

• Spectrograph

• Smart Auto Guider™

• X-Y Guider

• Slide Mirror

• Articulated Relay Eyepiece™