1. NHS Sight Test – A free 40 minute eye examination provided by the NHS for eligible individuals. It assesses general eye health and vision. Eligibility includes, individuals aged 60 or over, those diagnosed with certain conditions like diabetes or glaucoma, and individuals receiving specific benefits.

2. Private Eye Test – Private eye examinations asses general eye health and vision. These tests are 40 minutes long and cost £38 for individuals aged 19-59 who don’t meet the eligibility for NHS. 

3. Children’s Eye Test – Routine eye checks offered to young children to identify any vision problems early on. Childrens eye tests are 20minutes long and are Free for children under 16 and young people under 19 in full-time education.

4. Contact Lens Check-Up – A 20minutes examination to ensure that contact lenses fit properly and that eyes remain healthy. It includes assessments for lens fit, eye health, and prescription updates. Typically recommended every 6 to 12 months, depending on individual needs and the type of lenses used.