Nikon AF-I TC-20E 2x Teleconverter with front and back caps – 401

Here is the complete product description in HTML format with Schema.org markup, designed to be natural, readable, and fully optimized for search engines and e-commerce display.

“`html

body {
font-family: ‘Segoe UI’, Roboto, Arial, sans-serif;
background: #f5f7fa;
margin: 0;
padding: 20px;
color: #1e1e2f;
}
.product-card {
max-width: 1100px;
margin: 0 auto;
background: #ffffff;
border-radius: 20px;
box-shadow: 0 8px 30px rgba(0,0,0,0.08);
padding: 30px 35px;
}
.product-title {
font-size: 2rem;
font-weight: 600;
margin: 0 0 10px 0;
color: #0a0a1a;
border-bottom: 2px solid #eef2f7;
padding-bottom: 15px;
}
.price-badge {
display: inline-block;
background: #1a73e8;
color: white;
font-weight: 700;
font-size: 1.8rem;
padding: 8px 20px;
border-radius: 40px;
margin: 10px 0 20px 0;
}
.gallery {
display: flex;
flex-wrap: wrap;
gap: 15px;
margin: 25px 0;
}
.gallery img {
max-width: 180px;
height: auto;
border-radius: 16px;
box-shadow: 0 4px 12px rgba(0,0,0,0.06);
transition: transform 0.2s ease;
border: 1px solid #eaeef2;
}
.gallery img:hover {
transform: scale(1.02);
}
.specs-table {
width: 100%;
border-collapse: collapse;
margin: 25px 0;
background: #f9fbfd;
border-radius: 16px;
overflow: hidden;
}
.specs-table td, .specs-table th {
padding: 12px 18px;
border-bottom: 1px solid #e2e8f0;
vertical-align: top;
}
.specs-table tr:last-child td {
border-bottom: none;
}
.specs-table td:first-child {
font-weight: 600;
color: #2c3e50;
width: 40%;
background: #f1f5f9;
}
.description-box {
background: #f8faff;
padding: 20px 25px;
border-radius: 18px;
margin: 20px 0;
line-height: 1.7;
border-left: 5px solid #1a73e8;
}
.why-buy {
background: #f0f6fe;
padding: 20px 25px;
border-radius: 18px;
margin: 25px 0;
}
.why-buy ul {
list-style: none;
padding-left: