Set of 16 square prisms in powers from 1/2 △ to 50 △ with separate red lens.
Power: 1/2△, 1△, 2△, 4△, 6△, 8△, 10△, 12△, 15△, 20△, 25△, 30△, 35△, 40△, 45△, 50△
Set of 16 square prisms in powers from 1/2 △ to 50 △ with separate red lens.
Power: 1/2△, 1△, 2△, 4△, 6△, 8△, 10△, 12△, 15△, 20△, 25△, 30△, 35△, 40△, 45△, 50△