Optical Comparator R400-GXL Series 30



FT2 Model Shown

GXL: Incorporates geometric functions for skew alignment, circle, Line, angle and radius measurement. Pitch circle diameter and construction of intersection points etc. Tolerancing and simple reporting also included. Horizontal projector with QC200 geometric readout

Baty R400 – Profile Projector

  • 400mm (16″) screen with 90º crosslines and chart clips
  • Machine slotted, chrome plated, cast iron workstage
  • Profile illumination with halogen lamp and green filter
  • Profile illumination with fan cooled lamphouse
  • Collimation lens
  • Lens magnification: 10x  choice Options: 20x, 25x, 50x and 100x
  • Surface illumination (fibre optic)
  • Helix adjustment of light source for accurate thread form projection
  • Workstage with two machined slots for holding accessories
  • Workstage measuring range of 300mm (12″) x 150mm (6″)
  • Digital angle measurement, with 1 minute of arc resolution
  • 10x lens included
  • 0.5 micron resolution

The Baty R400 bench mount profile projector with its 400mm screen combines high accuracy non-contact measurement and inspection with a large 300mm x 150mm measuring range.

Projector Type R400
Magnification 10x 20x 25x 50x 100x
Field of view 40 20 16 8 4
Working Distance 82 38 70 53 43
Maximum 184 185 185 185 143
Working Diameter 179 176 181 147 122
R400 Lens Working Capacity mm / (inches)
Magnification x10 x20 x25 x50 x100
Field of view 40 (1.5) 20 (0.78) 16 (0.63) 8 (0.31) 4 (0.15)
Working distance 80 (3.15) 82 (3.23) 70 (2.76) 53 (2.09) 43 (1.69)
Max work diameter
(Full field)
184 (7.24) 184 (7.24) 184 (7.24) 184 (7.24) 184 (7.24)
Max work diameter
(Half field)
178.5 (7.03) 176.1 (6.93) 181 (7.13) 147 (5.79) 122.5 (4.82)
Maximum work piece height 185 (7.28)
Basic Machine
Type Bench standing with horizontal light path
Screen Rotating 400mm diameter, vertically mounted, with hood
Image Erect, reversed left to right
Power supply 220 / 240 volt 50Hz or 110 volt 60Hz
Weight 120kg (264lb)
Packed weight R400: 177Kg Stand: 45Kg
R400 packed dims 1210mm x 820mm x 1470mm
Stand dims 1040mm x 680mm x 950mm
Measuring range Horizontal (X) axis travel 300mm (12″)
Vertical (Y) axis travel 150mm (6″)
Surface area 480mm (19″) x 127 (15″) with 2 slots for mounting accessories
Scale resolution 0.0005mm
Movement Manual with ultra smooth plain rod drive and quick release on X axis
400MX motorised X and Y axes with joystick control (optional)
400CNC automatic position control and measurement (optional)
Optical System
Lens mount Single, quick change snap-fit mounting
Lens magnification x10, x20, x25, x50, x100,
Focussing By hand wheel
Magnification accuracy Profile 0.05%. Surface 0.1%
Helix adjustment ± 7° by light source alignment
Light source Profile illumination 12v 100w lamp (tungsten halogen)
Surface illumination 12v 100w lamp (tungsten halogen)
Surface illumination Twin adjustable fibre optic light guides


Choice of digital readouts and automatic profile edge detection. The horizontal light path configuration is ideal for checking machined components that can be secured to the workstage using a range of optional accessories from the Baty fixture
family. The robust design of the R400 makes it suitable for both the shop floor and standards room.

Prices can change without notice.

Weight 264 lbs
Dimensions 24 × 36 × 48 in
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