These performance-styled TTLs are unbelievably light weight (combined frame and optics less than 38 grams) yet they deliver the optical performance of much heavier loupes. If you’ve tried other loupes but found them too heavy, the Adivista MicroTTL may be what you have been looking for. Each Adivista Micro TTL system features:
High definition compact lens design.
Three-way adjustable side temples.
Two position padded silicone nose pad.
Weight: 61 grams Field of View: 6.4 cm Depth of Field: 6.4 cm
The Adidas Adivista sports frame features a high performance, wrap around style with excellent protection and unrestricted panoramic view. Side temples and nosebridge are adjustable to match to the individual facial contours guaranteeing an excellent fit.