Focusable Testing Telescopes
Type FRV - 90°-viewing - focusable
Type FRV - 90°-viewing - focusable
Product description
We offer the testing telescopes with 90°-viewing and adjustable focus setting with different focal lengths, diameters and eyepieces. Note: Versions with mechanical double micrometer (MD) or programmable measuring gauge (MDD) are not available because of mechanical limits.
Notes of ordering
Please note the following information when ordering:
- On request, the testing telescopes can also be equipped with eyepieces of focal length 25 mm or 10 mm. Unless otherwise specified, the testing telescopes include an eyepiece with a focal length of 14.7 mm.
- The eyepiece reticle is already included in the scope of delivery of the testing telescopes. Please specify the desired reticle when ordering!
- Unless otherwise specified, the adjustment is made to infinite distance of the reticle image at a wavelength of 525 nm. An adjustment to other distances or wavelengths is possible with the tube extension.
- When making an inquiry or placing an order, you can specify the part number and/or the article description of the desired product. The article description for testing telescopes with 90° viewing and variable focus adjustment is shown on the right.
Small-size Apertures
CA = Clear Aperture FL = Focal Length TE = Tube Extension FOV = Field of View
Subject to technical changes
Mid-size Apertures
CA = Clear Aperture FL = Focal Length TE = Tube Extension FOV = Field of View
Subject to technical changes
Large-size Apertures
CA = Clear Aperture FL = Focal Length TE = Tube Extension FOV = Field of View
Subject to technical changes