Reflective Road Line Car Park Marking Paint (2.5 Litre, White)

Product Information

When children enter Year 4 and Year 5, they will begin to identify multiple lines of symmetry in 2D shapes. Pupils will understand that some shapes have more than one line of symmetry. Pupils in Year 4 will also be asked to draw these patterns. Alternatively, these are one of the least common reflective studs that can be seen on the motorway. The presence of microcystoid retinal changes or the cotton ball sign had no significant effect on BCVA ( p = 0.548 and 0.861, respectively). However, eyes with EIFL or disruption of the ellipsoid zone were associated with significantly higher BCVA values in logMAR ( p< 0.001 and p = 0.009, respectively) (Table 2).

Fraser-Bell S, Ying-Lai M, Klein R, Varma R. The Los Angeles Latino Eye Study Group. Prevalence and associations of epiretinal membranes in Latinos: the Los Angeles Latino Eye Study. Invest Ophthalmol Vis Sci. 2004;45:1732–6. This resource is also available in Scottish Gaelic. Perfect for Gaelic learners! What is reflective symmetry?

This is especially important in areas with a high speed limit, as drivers may not have time to react to sudden changes in the road if they don’t spot them in time. The reflective studs help drivers to spot these changes in the road ahead and adjust their speed accordingly.

Hwang JU, Sohn J, Moon BG, Joe SG, Lee JY, Kim JG, et al. Assessment of macular function for idiopathic epiretinal membranes classified by spectral-domain optical coherence tomography. Invest Ophthalmol Vis Sci. 2012;53:3562–9.

What is a Line of symmetry?

Understanding the line of symmetry can leave children needing a little extra support. Using things like this Line of Symmetry PowerPoint alongside sheets like this Investigating Lines of Symmetry are great examples of ways you can support your children's learning. For precise qualitative and quantitative analyses, all parameters were measured separately and independently by two retina specialists (SD, MAS) who were masked to the patients’ clinical details. If there were any discrepancies in the measurement of qualitative parameters, another investigator (PY) was consulted for the final decision. Statistical analysis You might also be interested in some of our other activities, games, and worksheets about shapes. Once your learners have mastered symmetry, why not try making some tiled patterns using symmetrical shapes? Tsunoda K, Watanabe K, Akiyama K, Usui T, Noda T. Highly reflective foveal region in optical coherence tomography in eyes with vitreomacular traction or epiretinal membrane. Ophthalmology. 2012;119:581–7. Okamoto F, Sugiura Y, Okamoto Y, Hiraoka T, Oshika T. Time course of changes in aniseikonia and foveal microstructure after vitrectomy for epiretinal membrane. Ophthalmology. 2014;121:2255–60.

Kauffmann Y, Ramel JC, Lefebvre A, Isaico R, De Lazzer A, Bonnabel A, et al. Preoperative prognostic factors and predictive score in patients operated on for combined cataract and idiopathic epiretinal membrane. Am J Ophthalmol. 2015;160:185–92. As well as teaching your child about symmetry, these challenge cards can be used to support the development of fine motor skills as well as visual coordination. This exercise will test their accuracy, focus and is an excellent, hands-on way for them to learn all about reflective symmetry and how it works.Reflective studs are a common sight on motorways and are designed to help drivers stay in the correct lane and improve visibility in poor weather or darkness. These are the most common reflective studs you will see on UK motorways. These simply show where each of the three lanes are in challenging driving conditions.