diff --git a/content/zettels/position_sensors.md b/content/zettels/position_sensors.md
index f811329..82e05ac 100644
--- a/content/zettels/position_sensors.md
+++ b/content/zettels/position_sensors.md
@@ -23,14 +23,14 @@ Tags
   Characteristics of relative measurement sensors <a class='org-ref-reference' href="#collette11_review">collette11_review</a>
 </div>
 
-| Technology     | Frequency (Hz)             | Resolution [nm rms] | Range                    | Temperature Range [\\(^o \degree C\\)] |
-|----------------|----------------------------|---------------------|--------------------------|----------------------------------------|
-| LVDT           | \\(\text{DC}-200\,[Hz]\\)  | 10                  | \\(1-10\,[mm]\\)         | -50,100                                |
-| Eddy current   | \\(5\,[kHz]\\)             | 0.1-100             | \\(0.5-55\,[mm]\\)       | -50,100                                |
-| Capacitive     | \\(\text{DC}-100\,[kHz]\\) | 0.05-50             | \\(50\,[nm] - 1\,[cm]\\) | -40,100                                |
-| Interferometer | \\(300\,[kHz]\\)           | 0.1                 | \\(10\,[cm]\\)           | -250,100                               |
-| Encoder        | \\(\text{DC}-1\,[MHz]\\)   | 1                   | \\(7-27\,[mm]\\)         | 0,40                                   |
-| Bragg Fibers   | \\(\text{DC}-150\,[Hz]\\)  | 0.3                 | \\(3.5\,[cm]\\)          | -30,80                                 |
+| Technology     | Frequency                  | Resolution               | Range                    | T Range                |
+|----------------|----------------------------|--------------------------|--------------------------|------------------------|
+| LVDT           | \\(\text{DC}-200\,[Hz]\\)  | \\(10\,[nm\ rms]\\)      | \\(1-10\,[mm]\\)         | \\(-50,100\,[^o C]\\)  |
+| Eddy current   | \\(5\,[kHz]\\)             | \\(0.1-100\,[nm\ rms]\\) | \\(0.5-55\,[mm]\\)       | \\(-50,100\,[^o C]\\)  |
+| Capacitive     | \\(\text{DC}-100\,[kHz]\\) | \\(0.05-50\,[nm\ rms]\\) | \\(50\,[nm] - 1\,[cm]\\) | \\(-40,100\,[^o C]\\)  |
+| Interferometer | \\(300\,[kHz]\\)           | \\(0.1\,[nm\ rms]\\)     | \\(10\,[cm]\\)           | \\(-250,100\,[^o C]\\) |
+| Encoder        | \\(\text{DC}-1\,[MHz]\\)   | \\(1\,[nm\ rms]\\)       | \\(7-27\,[mm]\\)         | \\(0,40\,[^o C]\\)     |
+| Bragg Fibers   | \\(\text{DC}-150\,[Hz]\\)  | \\(0.3\,[nm\ rms]\\)     | \\(3.5\,[cm]\\)          | \\(-30,80\,[^o C]\\)   |
 
 <a id="table--tab:summary-position-sensors"></a>
 <div class="table-caption">
@@ -108,11 +108,11 @@ Description:
 | Renishaw  | 0.2                          | 1                         | 6                         | 1                                           |
 | Picoscale | 0.2                          | 2                         | 2                         | 1                                           |
 
-Figure [1](#org1c8180d) is taken from
+Figure [1](#org35ec018) is taken from
 <sup id="7658b1219a4458a62ae8c6f51b767542"><a href="#jang17_compen_refrac_index_air_laser" title="Yoon-Soo Jang \&amp; Seung-Woo Kim, Compensation of the Refractive Index of Air in Laser  Interferometer for Distance Measurement: a Review, {International Journal of Precision Engineering and
                   Manufacturing}, v(12), 1881-1890 (2017).">(Yoon-Soo Jang \& Seung-Woo Kim, 2017)</a></sup>.
 
-<a id="org1c8180d"></a>
+<a id="org35ec018"></a>
 
 {{< figure src="/ox-hugo/position_sensor_interferometer_precision.png" caption="Figure 1: Expected precision of interferometer as a function of measured distance" >}}